CURRICULUM VITAE

Alan Jay Kaufman

 

Notarization. I have read the following and certify that this curriculum vitae is a current and accurate statement of my professional record.

 

Signature___________Date_________________________________

 

1.         Personal Information

 

Alan Jay Kaufman                                                                                  

Professor

Department of Geology

University of Maryland

College Park, Maryland 20742

 

Phone:                  (301) 405-0395

E-mail:                 kaufman@geol.umd.edu

Website:               http://www.geol.umd.edu/pages/faculty/KAUFMAN/kaufman.html

 

(Home)                 1840 Middlebridge Drive

                             Silver Spring, Maryland 20906

                             (301) 460-1845

 

Birth Date:          February 24, 1960, Little Rock, Arkansas

 

Education:           Ph.D.      1990         Biogeochemistry, Indiana University, Bloomington, IN. Dissertation Title: Stable isotopic studies of Early Proterozoic banded iron-formations and Late Proterozoic carbonate platform sequences

 

M.S.        1986         Geology, Indiana University, Bloomington, IN

 

B.S.         1982         Geology, Louisiana State University, Baton Rouge, LA

 

B.A.        1982         English, Louisiana State University, Baton Rouge, LA

 

Employment:       May 2009-present   Professor, Department of Geology, University of Maryland, College Park

 

                             2003-2009              Associate Professor, Department of Geology, University of Maryland, College Park

 

Affiliate Faculty, Earth System Science Interdisciplinary Center (ESSIC) University of Maryland, College Park

 

2001-2003:             Assistant Professor, Department of Geology, University of Maryland, College Park

 

Affiliate Faculty, Earth System Science Interdisciplinary Center (ESSIC), UMD

 

1997-2001:             Assistant Professor, Department of Geology, University of Maryland, College Park

 

1995-1997:             Research Associate, Department of Earth & Planetary Sciences, Harvard University, Cambridge, MA

 

1992-1995              Research Associate and Mass Spectrometry Facility Manager, Department of Earth & Planetary Sciences, Harvard University, Cambridge, MA

 

1990-1992              Post-doctoral Fellow, Department of Earth & Planetary Sciences, Harvard University, Cambridge, MA

 

1983-1990              Research Assistant, Biogeochemical Laboratories, Indiana University, Bloomington, IN

 

1981                        Research Assistant, Louisiana State University, Baton Rouge, LA

 

2.         Research, Scholarly, and Creative Activities

           

a.                  Articles in Refereed Journals.

 

            2009

 

76.  Klochko, K., Cody, G., Tossell, J.A., Dera, P., Kaufman, A.J. (2009) Re-evaluating boron speciation in biogenic calcite and aragonite using 11B MAS NMR.  Geochimica et Cosmochimica Acta 73: 1890-1900.

 

75.  Ono, S., Kaufman, A.J., Farquhar, J., Sumner, D.Y., Beukes, N.J. (2009) Lithofacies control on multiple-sulfur isotope records and Neoarchean sulfur cycles. Precambrian Research 169: 58-67.

                       

74.  Guo, Q., Strauss, H., Kaufman, A.J., Schroder, S., Gutzmer, J., Wing, B., Baker, M.A., Bekker, A., Kim, S.-T., Farquhar, J. (2009) Reconstructing Earth’s surface oxidation across the Archean-Proterozoic transition.  Geology 37: 399-402.

 

73.   Shen, Y., Farquhar, J., Masterson, A., Kaufman, A.J., Buick, R. (2009) Evaluating the role of microbial sulfate reduction in the early Archean using quadruple isotope systematics.  Earth and Planetary Science Letters 279: 383-391.

 

72.   Garvin, J., Buick, R., Anbar, A.D., Arnold, G.L., Kaufman, A.J. (2009) Isotopic evidence for an aerobic nitrogen cycle in the latest Archean.  Science 323: 1045-1048.

 

71.  Johnston, D.T., Farquhar, J., Summons, R.E., Shen, Y., Kaufman, A.J., Masterson, A.L., Canfield, D.E. (2009) Mid-Proterozoic sulfur and carbon isotope biogeochemistry: insights from the McArthur Basin. Geochimica et Cosmochimica Acta

 

70.  Rooker, J.R., Secor, D.H., DeMetrio, G., Kaufman, A.J., Rios, A.B., Rodriquez-Marin, E., Tičina, V. (2009) Evidence of trans-Atlantic movement and natal homing of bluefin tuna from stable isotopes in otoliths.  Marine Ecology Progress Series 368: 231-239.

 

            2008

 

69.  Marenco, P.J., Corsetti, F.A., Kaufman, A.J., and Bottjer, D.J. (2008) Environmental and diagenetic variations of carbonate associate sulfate: An investigation of CAS in the Lower Triassic of the western U.S.A. Geochimica et Cosmochimica Acta 72: 1570-1582.

 

68.  McFadden, K.A., Jing Huang, Xuelei Chu, Ganqing Jiang, Kaufman, A.J., Chuanming Zhou, Xunlai Yuan, Shuhai Xiao (2008) Redox Instability and Biological Evolution in the Ediacaran Doushantuo Formation. Proc. Natl. Acad. Sci. USA, 105: 3197-3202.

 

67.  Shen, B., Xiao, S., Kaufman, A.J., Bao, H., Zhou, C. and Wang, H. (2008) Sulfur isotopes of the basal Ediacaran Zhamoketi cap carbon in Qurutagh Area, Chinese Tianshan: Implications for sulfur cycling in a post-Marinoan basin. Earth and Planetary Science Letters 265: 209-228.

 

66.  Marenco, P.J., Corsetti, F.A., Hammond, D.E., Kaufman, A.J., and Bottjer, D.J. (2008) Oxidation of pyrite during extraction of carbonate associated sulfate. Chemical Geology 247: 124-132.

 

            2007

 

65.  Kaufman, A.J., Johnston, D.T., Farquhar, J., Masterson, A.L., Lyons, T.W., Bates, S., Anbar, A., Arnold, G.L., Garvin, J., and Buick, R. (2007) Late Archean biospheric oxygenation and atmospheric evolution. Science 317: 1900-1903.

 

64.  Anbar, A.D., Duan, Y., Lyons, T.W., Arnold, G.L., Kendall, B., Creaser, R.A., Kaufman, A.J., Gordon, G.W., Garvin, J., and Buick, R. (2007) A whiff of oxygen before the great oxidation event? Science 317: 1903-1906.

 

63.  Jiang, G., Kaufman, A.J., Christie-Blick, N.J., Zhang, S., and Wu, H. (2007) Carbon isotope variability across the Ediacaran Yangtze platform in South China: Implications for a large surface-to-deep ocean d13C gradient.  Earth and Planetary Science Letters 361: 303-320.

 

62.  Schiffbauer, J.D., Leiming Yin, Bodnar, R.J., Kaufman, A.J., Fanwei Meng, Jie Hu, Bing Shen, Xunlai Yuan, and Shuhai Xiao (2007) Ultrastructural and geochemical characterization of Archean–Paleoproterozoic graphite discs: Implications for recognizing traces of life in highly metamorphosed rocks.  Astrobiology 7: 684-704.

 

61.  Farquhar, J., Peters, M., Johnston, D.T., Strauss, H., Masterson, A., Wiechert, U., and Kaufman, A.J. (2007) Isotopic evidence for Mesoarchean anoxia and changing atmospheric sulfur chemistry.  Nature 449: 706-709.

 

60.  France, C.A.M., Zelanko, P.M., Kaufman, A.J., and Holtz, T.R. (2007) Carbon and nitrogen isotopic analysis of Pleistocene mammals from the Saltville Quarry (Virginia, USA):  implications for trophic relationships.  Palaeogeography, Palaeoclimatology, Palaeoecology 249: 271-282.  
 

59.  Bekker, A. and Kaufman, A.J. (2007) Oxidative forcing of global climate change: a biogeochemical record across the oldest Proterozoic ice age in North America.  Earth and Planetary Science Letters 258: 486-499.

 

58.  Kaufman, A.J., Corsetti, F.A. and Varni, M.A. (2007) The effect of rising atmospheric oxygen on carbon and sulfur isotope anomalies in the Neoproterozoic Johnnie Formation, Death Valley, USA. Chemical Geology 237: 47-63.

 

57.  Misi, A., Kaufman, A.J., Azmy, K., Gaucher, C., Powis, K., Veizer, J., Boggiani, P.C., Teixeira, J.B.G., Sanches, A.L. and Iyer, S.S.S. (2007) Chemostratigraphic correlation of Neoproterozoic successions in South America. Chemical Geology 237: 143-167.

 

            2006

 

56.  Azmy, K., Kaufman, A.J., Misi, A., and de Oliviera, T.F. (2006) Isotope stratigraphy of the Lapa Formation, Sao Fracisco Basin, Brazil: Implications for Late Neoproterozoic glacial events in South America. Precambrian Research 149: 231-248.

 

55.  Klochko, K., Kaufman, A.J., Yao, W., Byrne, R.H. and Tossell, J.A. (2006) Experimental determination of boron isotope fractionation in seawater. Earth and Planetary Science Letters 248: 261-270

 

54.  Bekker, A., Karhu, J.A. and Kaufman, A.J. (2006) Carbon isotope record of the onset of the Lomagundi carbon isotope excursion in the Great lakes area, North America. Precambrian Research 148: 145-180

 

53.  Kaufman, A.J., Jiang, G., Christie-Blick, N., Banerjee, D. and Rai, V. (2006) Stable isotope record of the terminal Neoproterozoic Krol platform in the Lesser Himalayas of northern India. Precambrian Research 147: 156–185.

 

52.  Byrne, R.H., Yao, W., Klochko, K., Tossell, J.A. and Kaufman, A.J. (2006) Experimental evaluation of the isotope exchange equilibrium 10B(OH)3 + 11B(OH)4- = 11B(OH)3 + 10B(OH)4- in aqueous solutions. Deep Sea Research Part I 53: 684-688.

 

            2005

 

51.  Johnston, D.T., Farquhar, J., Wing, B.A., Kaufman, A.J., Canfield, D.E. and Habicht, K. (2005) Multiple sulfur isotope fractionations in biological systems. American Journal of Science 305: 645-660.

 

50.  Johnston, D.T., Wing, B.A., Farquhar, J., Kaufman, A.J., Strauss, H., Lyons, T.W., Kah, L.C. and Canfield, D.E. (2005) Active microbial sulfur disproportionation in the Mesoproterozoic. Science 310, 1477-1479.

 

49.  Corsetti, F.A. and Kaufman, A.J. (2005) The relationship between the Neoproterozoic Noonday Dolomite and the Ibex Formation: New observations and their bearing on ‘snowball Earth’. Earth-Science Reviews 73: 63-78.

 

48.  Bekker, A., Kaufman, A.J., Karhu, J.A. and Eriksson, K.A. (2005) Evidence for Paleoproterozoic cap carbonates in North America. Precambrian Research 137: 167-206.

 

47.  Olcott, A.N., Sessions, A.L., Corsetti, F.A., Kaufman, A.J. and de Oliviera, T.F. (2005) Biomarker evidence for photosynthesis during Neoproterozoic glaciation. Science 310: 471-474.

 

            2004

 

46.  Xiao, S., Bao, H., Wang, H., Kaufman, A.J., Zhou, C., Li, G., Yuan, X. and Ling, H. (2004) The Neoproterozoic Quruqtagh Group in eastern Chinese Tianshan: evidence for a post-Marinoan glaciation. Precambrian Research 130: 1-26.

 

45.  Pyle, L.J., Narbonne, G.M., James, N.P., Dalyrymple, R.W. and Kaufman, A.J. (2004) Integrated Ediacaran chemostratigraphy, Werneke Mountains, northwestern Canada. Precambrian Research 132: 1-27.

 

            2003

 

44.  Bekker, A., Sial, A.N., Karhu, J.A., Ferreira, V.P., Noce, C.M., Romano, A.W., Kaufman, A.J., and Pimentel, M.M. (2003) Chemostratigraphy of carbonates from the Minas Supergroup, Quadrilatero Ferrifero, Brazil: implications for biogeochemical cycling of carbon in the early Paleoproterozoic. American Journal of Science 303: 865-904.

 

43.  Kaufman, A.J. and Xiao, Shuhai (2003) High CO2 levels in the Proterozoic atmosphere estimated from analyses of individual microfossils. Nature 424: 279-282.

 

42.  Corsetti, F.A. and Kaufman, A.J. (2003) Stratigraphic investigations of carbon isotope anomalies and Neoproterozoic ice ages in Death Valley, California. Geological Society of America Bulletin 115: 916-932.

 

41.  Jiang G., Christie-Blick N., Kaufman A.J., Banerjee, D.M. and Rai. V. (2003) Carbonate platform growth and cyclicity at a terminal Proterozoic passive margin, Infra Krol Formation and Krol Group, Lesser Himalaya, India. Sedimentology 50: 921-952.

 

40.  Alexander, B., Thiemens, M.H.. Farquhar, J., Kaufman, A.J., Savarino, J. and Delmas, R.J. (2003) East Antarctic ice core sulfur isotope measurements over a complete glacial-interglacial cycle. Journal of Geophysical Research 108(D24): 4786.

 

39.  Bekker, A., Karhu, J.A., Eriksson, K.A. and Kaufman, A.J. (2003) Chemostratigraphy of Paleoproterozoic carbonate successions of the Wyoming Craton: tectonic forcing of biogeochemical change? Precambrian Research 120: 279-326.

 

            2002

 

38.  Hurtgen, M.T., Arthur, M.A., Suits, N.S. and Kaufman, A.J. (2002) The sulfur isotopic composition of Neoproterozoic seawater sulfate: implications for a snowball Earth? Earth and Planetary Science Letters 203: 413-429.

 

37.  Ganqing Jiang, Christie-Blick, N., Kaufman, A.J., Banerjee, D.M. and Rai, V. (2002) Sequence stratigraphy of the Neoproterozoic Infra Krol Formation and Krol Group, Lesser Himalaya, India. Journal of Sedimentary Geology 72: 524-542.

 

36.  Halverson, G.P., Hoffman, P.F., Schrag, D.P. and Kaufman, A.J. (2002) A major perturbation of the carbon cycle before the Ghaub glaciation (Neoproterozoic) in Namibia: a trigger mechanism for snowball Earth? Geochemistry, Geophysics, Geosystems 3(6): 10.1029/2001GC000244.

 

            2001

 

35.  Bekker, A., Kaufman, A.J., Karhu, J.A., Beukes, N.J. Swart, Q. D., Coetzee, L.L. and Eriksson, K.A. (2001) Chemostratigraphy of the Paleoproterozoic Duitschland Formation, South Africa: implications for coupled climate change and carbon cycling. American Journal of Science 301: 261-285.

 

34.  Bartley, J.K., Semikhatov, M.A., Kaufman, A.J., Pope, M.C., Knoll, A.H. and Jacobsen, S.B. (2001) Global events across the Mesoproterozoic-Neoproterozoic boundary: C and Sr isotopic evidence from Siberia. Precambrian Research 111: 165-202.

 

            2000

 

33.  Corsetti, F.A., Awramik, S.M., Pierce, D. and Kaufman, A.J. (2000) Using chemostratigraphy to correlate and calibrate unconformities in Neoproterozoic strata from the southern Great Basin of the United States. International Geology Review 42: 516-533.

 

            1999

 

32.  Hayes, J.M., Strauss, H. and Kaufman, A.J. (1999) The abundance of 13C in marine organic matter and isotopic fractionation in the global biogeochemical cycle of carbon during the past 800 Ma. Chemical Geology 161: 103-125.

 

31.  Jacobsen, S.B. and Kaufman, A.J. (1999) The Sr, C and O isotopic evolution of Neoproterozoic seawater. Chemical Geology 161: 37-57.

 

30.  Kah, L.C., Sherman, A.G.**, Narbonne, G.M., Knoll, A.H. and Kaufman, A.J. (1999) d13C stratigraphy of the Proterozoic Bylot Supergroup, Baffin Island, Canada: implications for regional lithostratigraphic correlations. Canadian Journal of Earth Sciences 36: 1-20.

 

29.  Myrow, P. and Kaufman, A.J. (1999) A newly-discovered cap carbonate above Varanger-aged glacial deposits in Newfoundland. Journal of Sedimentary Research 69: 784-793.

 

            1998

 

28.  Hoffman, P.F., Schrag, D.P., Halverson, G.P. and Kaufman, A.J. (1998) An early snowball earth? Response. Science 282: 1645-1646.

 

27.  Saylor, B.Z., Kaufman, A.J., Grotzinger, J.P. and Urban, F.* (1998) A composite reference section for terminal Proterozoic strata of southern Namibia. Journal of Sedimentary Research 68: 1223-1235.

 

26.  Hoffman, P.F., Kaufman, A.J., Halverson, G.P. and Schrag, D.P. (1998) A Neoproterozoic snowball Earth. Science 281: 1342-1346.

 

25.  Hoffman, P.F., Kaufman, A.J. and Halverson, G.P. (1998) Comings and goings of global glaciations on a Neoproterozoic tropical platform in Namibia. GSA Today 8: 1-9.

 

            1997

 

24.  Kaufman, A.J., Knoll, A.H. and Narbonne, G.M. (1997) Isotopes, ice ages, and terminal Proterozoic earth history. Proceedings of the National Academy of Sciences 94: 6600-6605.

 

23.  Xiao Shuhai, Knoll. A.H., Kaufman, A.J., Yin Leming and Yun Zhang (1997) Neoproterozoic fossils in Mesoproterozoic rocks? Chemostratigraphic resolution of a biostratigraphic conundrum from the North China Platform. Precambrian Research 84: 197-220.

 

22.  Knoll, A.H., Kaufman, A.J., Semikhatov, M., Grotzinger, J.P. and Adams, W.R. (1997) Reply: Sizing up the sub-Tommotian unconformity in Siberia. Geology 25: 287.

 

            1996

 

21. Kaufman, A.J., Knoll, A.H., Semikhatov, M., Grotzinger, J.P., Jacobsen, S.B. and Adams, W.R. (1996) Isotopic chemostratigraphy of Precambrian-Cambrian boundary beds in the Western Anabar Region, Northern Siberia. Geological Magazine 133: 509-533.

 

20. Knoll, A.H., Kaufman, A.J., Semikhatov, M.A., Grotzinger, J.P. and Adams, W. (1996) Reply: Sizing up the sub-Tommotian unconformity in Siberia. Geology 24: 861-862.

 

19. Kaufman, A.J. (1996) Effects of contact metamorphism on banded iron-formation: Mineralogic and isotopic evidence. Precambrian Research (Special Issue on the Geology and Geochemistry of the Transvaal Supergroup) 79: 171-193.

 

18.  Pelechaty, S., Kaufman, A.J. and Grotzinger, J.P. (1996) Evaluation of 13C isotope stratigraphy for intrabasinal correlation: Data from Vendian strata of the Olenek uplift and Kharaulakh Mountains, Siberian platform, Russia. The Bulletin of the Geological Society of America 108: 992-1003.

 

17.  Kaufman, A.J. and Corsetti, F.A. (1996) Reply: Chemostratigraphy of Neoproterozoic-Cambrian Units, White-Inyo Region, Eastern California: Implications for Global Correlation and Faunal Distribution. Palios 11: 86-89.

 

16.  Smith, L.H., Kaufman, A.J., Knoll, A.H. and Link, P.K. (1996) Reply: Chemostratigraphy of the terminal Proterozoic Pocatello Formation and Lower Brigham Group, Southeastern Idaho and Northern Utah. Geological Magazine 133: 347-349.

 

            1995

 

15. Grotzinger, J.P., Bowring, S.A., Saylor, B.Z., and Kaufman, A.J. (1995) Biostratigraphic and geochronologic constraints on early animal evolution. Science 270: 598-604.

 

14.  Knoll, A.H., Kaufman, A.J., Semikhatov, M.A., Grotzinger, J.P. and Adams, W.R. (1995) Sizing up the sub-Tommotian unconformity in Siberia. Geology 23: 1139-1143.

 

13.  Kaufman, A.J. and Knoll, A.H. (1995) Neoproterozoic variations in the carbon isotopic composition of seawater: Stratigraphic and biogeochemical implications. Precambrian Research 73: 27-49.

 

12.  Knoll, A.H., Grotzinger, J.P., Kaufman, A.J. and Kolosov, P. (1995) Integrated chronostratigraphy of the terminal Proterozoic successions of the Olenek Uplift, northern Siberia. Precambrian Research 73: 251-270.

 

11.  Knoll, A.H., Kaufman, A.J. and Semikhatov, M.A. (1995) The carbon-isotopic composition of Proterozoic carbonates: Riphean successions from the Anabar Massif and Turukhansk Uplift, Siberia. American Journal of Science 295: 823-850.

 

            1994

 

10.  Narbonne, G.M., Kaufman, A.J. and Knoll, A.H. (1994) Integrated carbon isotope and biostratigraphy of the upper Windemere Group, MacKenzie Mountains, N.W. Territories, Canada. The Bulletin of the Geological Society of America 106: 1281-1292.

 

9.  Smith, L.H., Kaufman, A.J. , Knoll, A.H. and Link, P.K. (1994) Chemostratigraphy of the terminal Proterozoic Pocatello Formation and Lower Brigham Group, Southeastern Idaho and Northern Utah. Geological Magazine 131: 301-314.

 

8. Corsetti, F.A. and Kaufman, A.J. (1994) Chemostratigraphy of Neoproterozoic-Cambrian Units, White-Inyo Region, Eastern California: Implications for Global Correlation and Faunal Distribution. Palios 9: 211-219.

 

            1993

 

7.  Kaufman, A.J.,  Jacobsen, S.B. and Knoll, A.H. (1993) The Vendian record of C- and Sr-isotopic variations: Implications for tectonics and paleoclimate. Earth and Planetary Science Letters 120: 409-430.

 

            1992

 

6.  Kaufman, A.J. , Knoll, A.H. and Awramik, S.M. (1992) Biostratigraphic and chemostratigraphic correlation of Neoproterozoic sedimentary successions: Upper Tindir Group, northwestern Canada, as a test case. Geology 20: 181-185.

 

5.  Derry, L.A., Kaufman, A.J. and Jacobsen, S.B. (1992) Sedimentary cycling and environmental change in the Late Proterozoic: evidence from stable and radiogenic isotopes. Geochimica et Cosmochimica Acta 56: 1317-1329.

 

            1991

 

4.  Kaufman, A.J., Hayes, J. M., Knoll, A.H. and Germs, G.J.B. (1991) Isotopic compositions of carbonates and organic carbon from Upper Proterozoic successions in Namibia: Stratigraphic variation and the effects of diagenesis and metamorphism. Precambrian Research 49: 301-327.

 

3. Kaufman, A.J., Hayes, J.M. and Klein, C. (1991) Primary and diagenetic controls of isotopic compositions of iron-formation carbonates. Geochimica et Cosmochimica Acta 54: 3461-3473.

 

            1990

 

2. Beukes, N.J., Klein, C., Kaufman, A.J. and Hayes, J.M. (1990) Carbonate petrography, kerogen distribution, and carbon and oxygen isotope variations in an Early Proterozoic transition from limestone to iron-formation deposition, Transvaal Supergroup, South Africa. Economic Geology 85: 663-690.

 

            1986

 

1. Knoll, A.H., Hayes, J.M., Kaufman, A.J., Swett, K. and Lambert, I.B. (1986) Secular variations in carbon isotope ratios from Upper Proterozoic successions of Svalbard and East Greenland. Nature 321: 832-838.

 

b.         Book Reviews, Other Articles, and Notes.

 

Simonson, B.M., and Kaufman, A.J. (2009) Banded iron formations and the early atmosphere, In: Encyclopedia of Paleoclimatology and Ancient Environments (Vivien Gornitz, ed.), Springer, p. 85-89.

 

Kaufman, A.J. (2004) Eternal Youth. Geotimes 49: 40-41.

 

Kaufman, A.J. (2000) Geochemistry. Geotimes 45: 28-29.

 

Montañez, I. and Kaufman, A.J. (1999) Low-temperature isotope geochemistry. Geotimes 44: 37-38.

 

Kaufman, A.J., "Using scientific tools, scholars cast doubt on individual crafting of ancient bronze sculptures." The San Jose Mercury News and the Mercury Center, Tuesday, March 25, 1997, p. F1-F2.

 

Kaufman, A.J., "Setting back the clock on a simple ancestor." The Washington Post, Monday March 10, 1997, p. A3.

 

Kaufman, A.J., "The big belch." Earth, December 1996, p. 19-20.

 

Kaufman, A.J., "A bronze pantheon's ancient production line." The Washington Post, Monday December 9, 1996, p. A3.

 

Kaufman, A.J., "Ocean mix blamed in ancient loss of marine life." The Washington Post, Monday November 27, 1995, p. A3.

 

c.         Talks, Abstracts, and Other Professional Papers Presented.

 

i.          Invited talks, etc.

 

Kaufman, A.J. (2008) Extreme Carbon Isotope Anomalies of the Proterozoic Eon: Fact or Fiction?  AGU Annual Meeting.

 

Kaufman, A.J. (2008) Atmospheric, climatic, and biological evolution at both ends of the Proterozoic Eon.  33rd International Geological Congress. xx (x): xx.

 

Kaufman, A.J., Geboy, N., Walker, R.J., Miller, K., Sievers, N., de Oliviera, T.F., and Misi, A. (2008) Re-Os ages of black shale in the glaciogenic Vazante Group: Evidence for Mesoproterozoic ice ages in Brazil?  33rd International Geological Congress. xx (x): xx.

 

Kaufman, A.J. (2007) Evolution of oxygen on Earth: Evidence from sulfur isotopes.  Montgomery College SPECTRUM lecture series. 

 

Kaufman, A.J. (2005) Atmospheric, climatic, and biological evolution at both ends of the Proterozoic Eon. National Academy of Sciences Frontiers of Science 17th annual meeting, Irvine, CA.

 

Kaufman, A.J., Wing, B.A., Johnston, D.T. and Farquhar, J. (2005) Microbial sulfur cycling in the aftermath of Neoproterozoic glaciation. GSA Abstracts with Programs 37(7): 42.

 

Corsetti, F.A., Pruss, S.B., Marenco, P.J., Kaufman, A.J. and Bottjer, D. (2003) Calcium carbonate seafloor fans from Neoproterozoic and Lower Triassic strata, Death Valley region and snowball Earth. GSA Abstracts with Programs xx(x): xx.

 

Kaufman, A.J., Varni, M.A. and Wing, B. (2002) Sulfur isotope constraints on the Snowball Earth. Geological Society of America topical session on Microbial Sulfur Transformations through Earth’s History.

 

Kaufman, A.J. and Xiao, S. (2002) An empirical estimate of Proterozoic CO2 levels. Sixth International Symposium on the Geochemistry of the Earth’s Surface.

 

Corsetti, F.A., Kaufman, A.J. and Marenco, P.J. (2002) A re-evaluation of the number and magnitude of Neoproterozoic ice ages, GSA South Central Section Meeting, Cedar City.

 

Kaufman, A.J. and Corsetti, F.A. (2001) Carbon isotope evidence for enhanced surface oxidation following a potential Neoproterozoic ice age in Death Valley, California, Earth Systems Process Meeting (joint GSA-GSL), Edinburgh, Scotland.

 

Kaufman, A.J. (2000) The biogeochemical aftermath of ‘Snowball Earth’ conditions. 31st International Geological Congress symposium on Neoproterozoic Orogenic Systems, and Assembly of Gondwana Supercontinent.  

 

Kaufman, A.J. (1998) Neoproterozoic chemostratigraphy: Key events in Earth history ordered by detailed intra- and inter-basinal correlation. Brazilian Geological Congress keynote address.

 

Kaufman, A.J. (1993) Secular variations in the C and Sr isotope composition of Neoproterozoic and Late Paleozoic oceans: Implications for paleoenvironmental and biological evolution. Canadian Society of Petroleum Geologist Pangea Conference symposium on "Supercontinents: A comparison of Pangea and Rodinia,” p. 157.

 

Kaufman, A.J. (1992) The biogeochemistry of banded iron-formations. American Association for the Advancement of Science Gordon Conference on "Origins of Life" at Colby-Sawyer College, New London, New Hampshire.

 

Kaufman, A.J. (1990) Stratification of Proterozoic oceans: Biogeochemical and carbon-isotopic evidence. American Association for the Advancement of Science, Abstracts with Programs 19.

 

ii.         Academic, Government and Research Institutions.

 

2009    Dartmouth College, Hanover, NH

            Smithsonian Institution

 

2008    Rheinisch Westfälische Technische Hochschule Aachen, GERMANY        University of Newcastle, UNITED KINGDOM

            Frei Universität Berlin, GERMANY

            Universität Bern, SWITZERLAND

            University of Oregon, Eugene, OR

            Cambridge University, UNITED KINGDOM

            China University of Geosciences, CHINA

            Nanjing Institute of Geology and Paleontology, CHINA

 

2007        Geological Survey of Brazil, Belo Horizonte, BRAZIL

            University of the Witwatersrand, Johannesburg, SOUTH AFRICA

            University of Johannesburg, Johannesburg, SOUTH AFRICA

            Seoul National University, Seoul, SOUTH KOREA

          Korea Institute of Geology and Minerals, Daejeon, SOUTH KOREA

            Westfälische Wilhelms-Universität Münster, GERMANY

           

2006    Virginia Polytechnic Institution and State University, Blacksburg, VA

 

2005    Geological Survey of Brazil, Belo Horizonte, BRAZIL

 

2004    Virginia Polytechnic Institution and State University, Blacksburg, VA

Smithsonian Institution, Washington, DC

 

2003    Yale University

 

2002    Johns Hopkins University, Baltimore, MD

University of Southern California, Los Angeles, CA

University of Colorado, Boulder, CO

Tulane University, New Orleans, LA

 

2001    State College of West Georgia, Carrollton, GA

 

2000    College of William & Mary, Williamsburg, VA

            Oberlin College, Oberlin, OH

 

1999    North Carolina State University, Charlottesville, NC

Rutgers University, Brunswick, New Jersey

Pennsylvania State University, State College, PA

Johns Hopkins University, Baltimore, MD

 

1998    University of Kansas, Lawrence, KS

Universidade Federal da Bahia, Salvador, Bahia, BRAZIL

George Washington University, Washington, D.C.:

 

1997    Virginia Polytechnic Institution and State University, Blacksburg, VA

Smithsonian Institution, Washington, DC

Carnegie Institution of Washington, Washington, D.C.

Geological Society of Washington, Washington, D.C.

Lamont Doherty Earth Observatory/Columbia University, Palisades, NY

Harvard University, Cambridge, MA

University of New Delhi, New Delhi, India

University of Maryland, College Park, MD

University of Pennsylvania, Philadelphia, PA

 

1996    Boston University, Brookline, MA

Lamont Doherty Earth Observatory/Columbia University, Palisades, NY

Cornell University, Ithaca, NY

University of Pennsylvania, Philadelphia, PA

 

1993    University of Florida, Gainesville, FL

 

1991    Michigan State University, East Lansing, MI

Chinese Geological Survey, Liaoning, CHINA

 

1990    Geological Survey of Namibia, Windhoek, NAMIBIA

Louisiana State University, Baton Rouge, LA

 

1986    University of New Mexico, Albuquerque, NM

 

iii.        Contributed talks, etc.

 

Guy, B., Beukes, N., Gutzmer, J., Ono, S., Kaufman, A.J., and Fogel, M. (2008) Petrographic context of small sulfur MIFs in the 2.8-3.0 Ga Witswatersrand Supergroup: Mesoarchean oxygen levels and Earth’s earliest glaciations. Astrobiology x (x): xxx. 

 

Loyd, S.J., Corsetti, F.A., Hagadorn, J.W., Kaufman, A.J., Lyons, T.W., and Morales, A.B. (2008) Chemostratigraphic Correlation of Terminal Neoproterozoic Units from Caborca, Mexico.  GSA Abstracts with Programs xx (x): xx.

 

Marenco, P., Corsetti, F.A., Richoz, S., Baud, A., Bottjer, D.J., Hammond, D.E., Berelson, W.M., and Kaufman, A.J. (2008) Sulfur and Carbon Geochemistry and the End Permian Mass Extinction.  GSA Abstracts with Programs xx (x): xx.

 

Scheiderich, K., Dolor, M.K. Walker, R.J., Helz, G.R., Kaufman, A.J. (2008) Light Mo isotopic signatures in Chesapeake Bay sediments.  Geochimica et Cosmochimica Acta 72 (12): A829.

 

Klochko, K., Cody, G., Tossell, J.A., Dera, P. and Kaufman, A.J. (2008) Re-evaluating boron speciation in biogenic calcite and aragonite using 11B MAS NMR. Geochimica et Cosmochimica Acta  72 (12): A482.

 

Anbar, A., Kaufman, A.J., Arnold, G., Buick, R., Creaser, R., Duan, Y., Farquhar, J., Garvin, J., Johnston, D., Kendall, B., Lyons, T. and Scott, C. (2008) A whiff of oxygen before the Great Oxidation Event?  Astrobiology 8 (2): 319.

 

Guy, B., Ono, S., Kaufman, A., Fogel, M., Beukes, N. and Gutzmer, J. (2008) Petrographic context of small sulfur MIFs in the 2.8-3.0 Ga Witwatersrand Supergroup: Mesoarchean oxygen levels and Earth’s earliest glaciations.  Astrobiology 8 (2): 321.

 

Xiao, S., Schiffbauer, J.D., Yuan, X., Yin, L. and Kaufman, A.J. (2008) Ultrastructural and geochemical characterization of graphite discs from the Archean Wutai Complex in North China: Evidence for organic-walled microfossils preserved in highly metamorphosed rocks?  Astrobiology 8 (2): 326.

 

McFadden, K., Xiao, S., Jiang, G., Kaufman, A.J., Huang, J., Chu, X., Zhou, C. and Yuan, X. (2008) Evolving oxidation of the Ediacaran oceans: Implications for biological evolution and biostratigraphy.  33rd IGC Abstracts with Programs xx (x): xx.

 

Misi, A., Sanches, A.L., Kaufman, A.J., and Azmy, K. (2008) The Neoproterozoic successions of the Sao Francisco Craton: Phosphogenesis, chemostratigraphy and possible correlations.  33rd IGC Abstracts with Programs xx (x): xx.

 

Aliyeva, E., Huseynov, D., Babazadeh, A., Kaufman, A.J., and Nummendal, D. (2008) Microfossil records of climatic and depositional environment changes in lower Pliocene South Caspian succession.  33rd IGC Abstracts with Programs xx (x): xx.

 

Strauss, H., Guo, Q., Peters, M., Farquhar, J., and Kaufman, A.J. (2008) Earth system evolution across the Archean-Proterozoic transition: Sulphur isotope evidence.  33rd IGC Abstracts with Programs xx (x): xx.

 

Lloyd, S.J., Corsetti, F.A. and Kaufman, A.J. (2008) Coupled carbon and sulfur isotope excursions in carbonates of Caborca, Mexico: Implications for Ediacaran marine oxygenation.  GSA Abstracts with Programs 40 (1): 37.

 

Kaufman, A.J., Johnston, D.T., Farquhar, J., Masterson, A.L., Lyons, T.W., Bates, S., Anbar, A., Arnold, G.L., Garvin, J., and Buick, R. (2007) Late Archean biospheric oxygenation and atmospheric evolution. Geochimica et Cosmochimica Acta 71 (15): A469.

 

Anbar, A.D., Duan, Y., Lyons, T.W., Arnold, G.L., Kendall, B., Creaser, R.A., Kaufman, A.J., Gordon, G.W., Scott, C., Garvin, J., and Buick, R. (2007) A Whiff of Oxygen before the Great Oxidation Event?  Geochimica et Cosmochimica Acta 71 (15): A24.

 

Farquhar, J. et al. Geochimica et Cosmochimica Acta 71 (15): A269.

 

Shen, B., Xiao, S., Kaufman, A.J., Bao, H., Zhou, C. and Wang, H. (2007) Oceanic stratification and mixing in the aftermath of a Neoproterozoic glaciation: carbon and sulfur isotope evidence from the Zhamoketi cap dolostone in northwest China.  GSA Abstracts with Programs 39 (6): 496.

 

McFadden, K.A., Huang, J., Chu, X., Jiang, G., Kaufman, A.J., Zhou, C., Yuan, X. and Xiao, S. (2007) Carbon and sulfur isotopes, redox conditions, and biological evolution in the Ediacaran Doushantuo Formation.  GSA Abstracts with Programs 39 (6): 450.

 

Marenco, P.J., Corsetti, F.A., Kaufman, A.J. and Bottjer, D.J. (2007) Carbonate associated sulfate, euxinia, the Siberian traps and the end Permian mass extinction. GSA Abstracts with Programs 39 (6): 420.

 

Wang, J., Xiao, S., Jiang, G., Li, Q., Kaufman, A.J., Wei, Q., Chen, Q. and Wang, X. (2007) Carbon isotope evidence for methane seeps in the 635 Ma Doushantuo cap carbonate at multiple geographic localities in South China. GSA Abstracts with Programs 39 (6): 496.

 

Kaufman, A.J., Farquhar, J., Johnston, D.T., Lyons, T.W., Buick, R., Anbar, A.D., Arnold, G.L., Garvin, J. and Bates, S. (2006) The preservation of non-mass dependent sulfur isotope anomalies in a deep time Astrobiology drill core from Western Australia. GSA Abstracts with Programs 38 (7): 56.

 

Wing, B. A., Baker, M.A., Bekker, A., Kaufman, A.J. and Farquhar, J. (2006) Abrupt rise in Paleoproterozoic O2 and global microbial sulfate reduction.  GSA Abstracts with Programs 38 (7): 389.

 

Marenco, P.J., Corsetti, F.A., Bottjer, D. and Kaufman, A.J. (2006) Early Triassic sulfur isotopes: Implications for linking land, sea and air following the end-Permian mass extinction. GSA Abstracts with Programs 38 (7): 339.

 

Schiffbauer, J.D., Xiao, S., Bodnar, R.J., Yin, L., Yuan, X., Meng, F., Hu, J. and Kaufman, A.J. (2006) Can organic-walled microfossils survive high metamorphic heating? Characterization of experimentally-heated acritarchs using Raman spectroscopy. GSA Abstracts with Programs 38 (7): 305.

 

Geboy, N.J., Kaufman, A.J. and Walker, R.J. (2006) A stable isotope and Re-Os study of organic-rich mudstones across a Proterozoic glacial cycle in Brazil. GSA Abstracts with Programs 38 (7): 125.

 

Shen, B., Xiao, S., Kaufman, A.J., Yuan, X. and Zhou, C. (2006) Sulfur isotope evidence for rapid cementation of the Neoproterozoic Zhamoketi cap carbonate in the Quruqtagh area of Tianshan. GSA Abstracts with Programs 38 (7): 385.

 

Duan, Y., Anbar, A.D., Arnold, G.L., Lyons, T.W., Kaufman, A.J., Gordon, G., Buick, R. and Garvin, J. (2006) Molybdenum concentration and isotopic composition in the ~2.5 Ga McRae Shale, Hamersley Basin, Western Australia. GSA Abstracts with Programs 38 (7): 124.

 

Kaufman, A.J., Farquhar, J., Johnston, D.T., Lyons, T.W., Arnold, G.L. and Anbar, A. (2006) Rapid time series D33S profiles of deep time drill cores by EA combustion techniques. AbSciCon

 

Brody, K.B., Kaufman, A.J., Eigenbrode, J.L., Cody, G.D. and Johnston, D.T. (2006) Neoproterozoic molecular and sulfur isotopic records: Do they reflect biogeochemical shifts associated with extreme climate change? AbSciCon.

 

Kaufman, A.J., Shuhai Xiao and Leiming Yin (2005) Ion microprobe carbon isotope analysis of Archean microfossils?  Geochimica et Cosmochimica Acta 69 (10): A550.

 

Wing, B., Lyons, J.R., Shuhei Ono, Farquhar, J., Jonasson, I. and Kaufman, A.J. (2006) Reconciling isotope effects of SO2 photolysis with the Archean record of sulfur multiple isotopes.  Geochimica et Cosmochimica Acta 69 (10): A451.

 

Klochko, K., Kaufman, A.J., Yao, W., Byrne, R. and Tossell, J. (2005) Empirical determination of the boron isotope equilibrium constant. AGU Annual Meeting.

 

Marenco, P.J., Corsetti, F.A., Baud, A., Bottjer, D.J. and Kaufman, A.J. (2005) Sulfur isotopic variability of CAS along an Early Triassic environmental transect, GSA Abstracts with Programs 37(7): 184.

 

Schiffbauer, J.D., Yin, L., Yuan, X., Kaufman, A.J. and Xiao, S. (2005) Possible fossils preserved in Archean amphibolite-facies metapelites? GSA Abstracts with Programs 37(7): 122.

 

Olcott, A., Corsetti, F.A., Sessions, A. and Kaufman, A.J. (2005) Biomarkers of a low-latitude glaciation. GSA Abstracts with Programs 37(7): 43.

 

Marenco, P.J., Corsetti, F.A., Baud, A., Bottjer, D.J. and Kaufman, A.J. (2005) Euxinia as the cause of the end-Permian mass extinction: Evidence from sulfur isotope chemostratigraphy. GSA Abstracts with Programs.

 

Olcott, A., Corsetti, F.A., Sessions, A., and Kaufman, A.J. (2005) Biomarkers of a snowball Earth. GSA Abstracts with Programs.

 

Wing, B.A., Bekker, A., Brabson, L., Farquhar, J., Kaufman, A.J. and Rumble, D. (2004) Atmospheric chemistry of SO2 during the earliest Huronian glaciation. GSA Abstracts with Programs 36(6): 339.

 

Kaufman, A.J. and Bekker, A. (2004) Sedimentary and isotopic characterization of the Paleoproterozoic glacial interval. GSA Abstracts with Programs 36(6): 341.

 

Marenco, P.J., Corsetti, F.A., Bottjer, D.J., Kaufman, A.J., and Baud, A. (2004) Sulfur isotope anomalies across Permo-Triassic boundary sections in Turkey. GSA Abstracts with Programs 36(6).

 

Hebert, C.L. and Kaufman, A.J. (2003) A volcanic end to Neoproterozoic ice ages? EOS.

 

Kaufman, A.J. and Hebert, C.L. (2003) Stratigraphic and radiometric constraints on rift-related volcanism, terminal Neoproterozoic glaciation, and animal evolution GSA Abstracts with Programs 35(6): 516.

 

Kaufman, A.J. (2002) The relationship of Neoproterozoic climate change and ore genesis. GSA Abstracts with Programs 34, A-517.

 

Brabson, E., Wing, B.A., Farquhar, J., Kaufman, A.J., Rumble, D., III. and Bekker, A. (2002) Implications of anomalous D33S for evolution of atmospheric oxygen, continental weathering, and Paleoproterozoic glaciation. GSA Abstracts with Programs 34, A-290.

 

Jiang, G., Christie-Blick, N. and Kaufman, A.J. (2002) A first order evaluation of Neoproterozoic carbon isotope data within a physical stratigraphic context. Geological Society of America Abstracts with Programs 34, A-335.

 

Marenco, P., Corsetti, F.A., Bottjer, D. and Kaufman, A.J. (2002) Chemostratigraphy of the Union Wash Formation: Implications for the Early Triassic recovery from the Permian-Triassic mass extinction. GSA Abstracts with Programs 34, A-508.

 

Wing, B.A., Brabson, E., Farquhar, J., Kaufman, A.J., Rumble, D., III. and Bekker A. (2002) D33S, d34S, and d13C constraints on the Paleoproterozoic atmosphere during the earliest Huronian glaciation. Geochimica et Cosmochimica Acta 66 (15): A840.

 

Hoffman, P.F., Van Dusen, A., Halverson, G.P., Saenz, J., Kaufman, A.J. and Schrag, D.P. (2002) Significance of sea-floor barite cements in Marinoan-age post-glacial cap carbonates. Geochimica et Cosmochimica Acta 66 (15): A335.

 

Babinski, M., Kaufman, A.J. and Varni, M.A. (2002) New evidence for Sturtian glaciation in Brazil based on Pb isotopes. Gondwana 11 Correlations and Connections IGCP Research Conference.

 

Kaufman, A.J., Corsetti, F.A. and Marenco, P. (2002) A Snowball’s chance in Death Valley: A re-evaluation of the number and magnitude of Neoproterozoic ice ages. EOS Trans. AGU, 83 (19), Spring Sci. Meet. Suppl., Abstract GS41A-16, 2002.

 

Corsetti, F.A., Kaufman, A.J. and Marenco, P. (2002) A re-evaluation of the number and magnitude of Neoproterozoic ice ages. GSA Abstracts with Programs.

 

Kaufman, A.J., Lindsley-Griffin, N., Sterner, R., Batey, M. and Sarsfield, M. (2001) GeoDiscoveries: An interactive multimedia CD ROM for teaching introductory geology and geography. GSA Abstracts with Programs 33, A-371.

 

Varni, M. A., Kaufman, A.J., Misi, A. and Brito Neves, B.B. (2001) Anomalous d34S signatures in trace sulfate from a potential cap carbonate in the Neoproterozoic Bambui Group, Brazil. GSA Abstracts with Programs 33, A-96.

 

Farquhar, J., Wing, B., Hu, G., Rumble, D. III., Kaufman, A.J. and Varni, M. (2001) Implications of mass-independent fractionations for the Earth’s early sulfur cycle. GSA Abstracts with Programs 33, A-95.

 

Bekker, A., Eriksson, K. A., Kaufman, A. J. and Karhu, J. A. (2001) Early Paleoproterozoic (2.5–2.0 Ga) giant sediment-hosted mineral deposits: a response to environmental changes. GSA Abstracts with Programs 33(6): A-401.

 

Anbar, A.D., Buick, R., Mojzsis, S.J., Kaufman, A.J., Kieft, T.L., Lyons, T.W. and Humayun, M. (2001) The case for scientific drilling of Precambrian sedimentary sequences: A mission to early Earth. GSA Abstracts with Programs 33: A-143.

 

Missell, C.A., Kaufman, A.J. and Holtz, T.R. (2001) An oxygen isotope comparison of hadrosaurid metabolism. GSA Abstracts with Programs 33: A-388.

 

Xiao, S., Yuan, X., Kaufman, A.J., Bao, H. and Wang, H. (2001) Neoproterozoic diamictites and stable carbon isotope chemostratigraphy of the Quruqtagh Series, NW China. GSA Abstracts with Programs 33: A-144.

 

Anbar, A.D., Rye, R. and Kaufman, A.J. (2001) Explaining the Paleoproterozoic rise of O2. EOS Trans. AGU, 82(47), Fall Meet. Suppl., Abstract, p. 21C-09.

 

Hurtgen, M.T., Arthur, M.A., Suits, N.S., Kaufman, A.J. and Prave, A. (2001) The sulfur isotopic composition of trace sulfate and pyrite associated with Neoproterozoic ‘cap carbonates’ from Namibia, South Australia, and Death Valley, CA, USA: Implications for a snowball Earth. GSA Earth System Processes Global Meeting, Abstract with Programs.

 

Kaufman, A.J. and Xiao Shuhai (2001) A potential constraint on Proterozoic CO2 levels by in-situ carbon-isotopic analyses of organic-walled microfossils. In Eleventh Annual V.M. Goldschmidt Conference, Abstract #3554. LPI Contribution No. 1088, Lunar and Planetary Institute, Houston (CD-ROM).

 

Kaufman, A.J. and Xiao Shuhai (2001) Proterozoic CO2 levels estimated from in-situ carbon-isotopic compositions of organic-walled microfossils. NASA Astrobiology Institute General Meeting Abstract with Programs 2: 278.

 

Hurtgen, M.T., Arthur, M.A., Suits, N.S. and Kaufman, A.J. (2001) The sulfur isotopic composition of Neoproterozoic seawater sulfate: Implications for a snowball Earth. NASA Astrobiology Institute General Meeting Abstract with Programs 2: 274-275.

 

Bekker, A., Karhu, J.A. and Kaufman, A.J. (2001) Tectonic implications of a chemostratigraphic study of early Paleoproterozoic carbonates from the southeastern margin of the Wyoming craton. GSA Abstracts with Programs 33(5): A-44.

 

Beukes, N. J., Bekker, A., Swart, Q., Dorland, H., Van Niekerk, H.S., Gutzmer, J., Karhu, J. A. and Kaufman, A.J. (2001) Implications of carbon isotope values of South African carbonates for the Paleoproterozoic secular carbon isotope curve. European Union of Geosciences, Abstract Suppl. 13(1): 188.

 

Bekker, A., Eriksson, K.A., Kaufman, A.J., Karhu, J.A., Krapez, B., Beukes, N.J. and Noce, C.M. (2000) Response of the exosphere to the 2.48 – 2.45 Ga superplume event. GSA Abstracts with Programs 32(7): A-315.

 

Kaufman, A.J., Jiang, G. Christie-Blick, N., Banerjee, D.M. and Rai, V. (2000) A terminal Proterozoic history of sea-level change and biogeochemical anomalies, Lesser Himalaya, India. GSA Abstracts with Programs 32, A94.

 

Corsetti, F.A. and Kaufman, A.J. (2000) High resolution chemostratigraphy of the Neoproterozoic Beck Spring Dolomite, Great Basin, USA. Geological GSA Abstracts with Programs 32, A144.

 

Bekker, A., Eriksson, K.A., Kaufman, A.J., Karhu, J.A., Beukes, N.J. and Noce, C.M. (2000) Response of the exosphere to the 2.48-2.45 Ga superplume event. GSA Abstracts with Programs 32, A315.

 

Kaufman, A.J., Neves, B.B. and Misi, A. (2000) High resolution C, O, and Sr isotope stratigraphy of a Neoproterozoic cap carbonate in the Bambui Group, Brazil. 31st International Geological Congress

 

Corsetti, F.A, S.M. Awramik, D.L. Pierce, and Kaufman, A. J. (1999) Carbon isotope chemostratigraphy of the Neoproterozoic-Cambrian section, Death Valley area, CA. GSA Abstracts with Programs

 

Corsetti, F.A., and Kaufman, A.J. (1999) Tossing Neoproterozoic snowballs between Death Valley, USA, and Namibia: A comparison of unique post-glacial facies and carbon isotope trends, GSA Abstracts with Programs 31: A486.

 

Bekker, A., Eriksson, K. A., Kaufman, A. J., Karhu, J. A., Beukes, N. J. (1999) Paleoproterozoic record of biogeochemical events and ice ages. GSA Abstracts with Programs 31(7): A-487.

 

Kaufman, A. J., Hebert, C., Halverson, G. P., Bekker, A., Strauss, H., (1999) The biogeochemical aftermath of Snowball Earth conditions, GSA Abstracts with Programs 31(7): A-485.

 

Halverson, G.P., Kaufman, A.J., Hoffman, P.F. and Soffer, G. (1999) Stratigraphy and carbon isotope record through the Neoproterozoic Rasthof Formation cap carbonate, Otavi Group, northwest Namibia. GSA Abstracts with Programs 31(7): A486.

 

Hoffman, P.F., Halverson, G.P. and Kaufman, A.J. (1999) Sea-level changes associated with Neoproterozoic ‘Snowball’ Earth events in the Otavi Group, Namibia. GSA Abstracts with Programs 31(7): A486.

 

Corsetti, F.A. and Kaufman, A.J. (1999) At least three carbon isotopic excursions/glaciations in the Neoproterozoic: Carbon-isotopic chemostratigraphy of Neoproterozoic–Cambrian strata, southern Great Basin, USA. In Ninth Annual V.M. Goldschmidt Conference Abstracts with Program, p. 62. LPI Contribution No. 971, Lunar and Planetary Institute, Houston.

 

Hoffman, P.F., Halverson, G.P., Schrag, D.P., Soffer, G. and Kaufman, A.J. (1999) Tropical carbonate d13C record of a Neoproterozoic Snowball Earth. In Ninth Annual V.M. Goldschmidt Conference Abstracts with Program, p.127. LPI Contribution No. 971, Lunar and Planetary Institute, Houston.

 

Jacobsen, S.B. and Kaufman, A.J. (1999) Strontium-, carbon-, and oxygen-isotopic variations of Neoproterozoic seawater. In Ninth Annual V.M. Goldschmidt Conference Abstracts with Program, p. 137. LPI Contribution No. 971, Lunar and Planetary Institute, Houston.

 

Kaufman, A.J. (1999) The genesis of siderite in Archean and Paleoproterozoic oceans. In Ninth Annual V.M. Goldschmidt Conference Abstracts with Program, p. 146. LPI Contribution No. 971, Lunar and Planetary Institute, Houston.

 

Kaufman, A.J., Hayes, J.M. and Strauss, H. (1999) The abundance of 13C in marine organic matter and isotopic fractionation in the global biogeochemical cycle of carbon. GSA Abstracts with Programs 31, A-25.

 

Bekker, A., Karhu, J.A., Kaufman, A.J., Beukes, N.J. and Swart, Q. (1998) Chemostratigraphy of the Duitschland Formation, South Africa: First evidence for multiple Paleoproterozoic carbon isotope excursions. EOS, Transactions, American Geophysical Union 75, F412.

 

Hayes, J.M., Strauss, H. and Kaufman, A.J. (1998) The abundance of 13C in marine organic matter and isotopic fractionation in the global biogeochemical cycle of carbon during the past 800 Ma. . EOS, Transactions, American Geophysical Union 75, F404.

 

Kaufman, A.J., Bartley, J.K. and Jacobsen, S.B. (1998) The Proterozoic record of Sr isotope change. EOS, Transactions, American Geophysical Union 75, F404.

 

Hoffman, P.F., Kaufman, A.J., Schrag, D.P., Halverson, G.P. and Sofer, G. (1998) Inorganic d13C records straddling a Neoproterozoic snowball glaciation in Namibia. EOS, Transactions, American Geophysical Union 75, F404.

 

Halverson, G.P., Hoffman, P.F. and Kaufman, A.J. (1998) Subglacial erosion and variable truncation of C-isotopic curves preceding a Neoproterozoic snowball Earth: A lateral perspective. . EOS, Transactions, American Geophysical Union 75, F412.

 

Hoffman, P.F., Halverson, G.P., Schrag, D.P. and Kaufman, A.J. (1998) Neoproterozoic snowball Earth and early animal evolution. GSA Abstracts with Programs 30, 232.

 

Halverson, G.P., Hoffman, P.F. and Kaufman, A.J. (1998) Numerically constraining the duration of negative carbon isotope excursions spanning Neoproterozoic ice ages. GSA Abstracts with Programs 30, 221.

 

Bartley, J.K., Kaufman, A.J., Knoll, A.H., Semikhatov, M.A. and Jacobsen, S.B. (1998) Biogeochemical and tectonic events across the Mesoproterozoic-Neoproterozoic transition in Siberia. Annual Meeting Expanded Abstracts - American Association of Petroleum Geologists 1998.

 

Kah, L. C., Sherman, A.B., Narbonne, G.M., Knoll, A.H. and Kaufman, A.J. (1998) d13C stratigraphy of the Proterozoic Bylot Supergroup, northern Baffin Island: Implications for regional lithostratigraphic correlations. Annual Meeting Expanded Abstracts - American Association of Petroleum Geologists 1998.

 

Kaufman, A.J., Jiang, Ganqing and Christie-Blick, N. (1998) Varanger ice ages in India potentially revealed by integrated sequence and carbon isotope stratigraphy. Annual Meeting Expanded Abstracts - American Association of Petroleum Geologists 1998.

 

Hoffman, P.F., Halverson, G.P., Kaufman, A.J. and Sofer, G. (1998) Snowball Earth and Neoproterozoic stratigraphy. EOS, Transactions, American Geophysical Union A51C-10.

 

Hoffman, P.F., Kaufman, A.J., Halverson, G.P. and Bowring, S.A. (1998) Neoproterozoic post-glacial cap carbonates: sequence stratigraphic perspective from the Otavi Group, Namibia. Journal of African Earth Sciences 27, 113-115.

 

Hoffman, P.F., Kaufman, A.J. and Halverson, G.P. (1998) Neoproterozoic pan-glacial events: global sea-ice cover and protracted collapse of surface-ocean productivity. Journal of African Earth Sciences 27, 112-113.

 

Halverson, G.P., Kaufman, A.J., Hoffman, P.F. (1998) High-resolution carbon isotope record through the carbonate- dominated, passive margin, Otavi megasequence, Congo craton, northwest Namibia. Journal of African Earth Sciences 27, 101-102.

 

Kaufman, A.J., Hoffman, P.F. and Halverson, G.P. (1997) Comings and goings of Neoproterozoic ice ages in Namibia. GSA Abstracts with Programs 29, A-196.

 

Hoffman, P.F. and Kaufman, A.J. (1997) Geon 7-6 passive margin of the Congo Craton, Namibia: Low-latitude, carbonate-dominated, twice-glaciated. GSA Abstracts with Programs 29, A-195.

 

Xiao Shu-hai, Knoll, A.H., Kaufman, A.J., Yin Leming and Yun Zhang (1997) Neoproterozoic fossils in Mesoproterozoic rocks? Chemostratigraphic resolution of a biostratigraphic conundrum from the North China Platform. GSA Abstracts with Programs 29, A-30.

 

Jiang Ganqing, Christie-Blick, N. and Kaufman, A.J. (1997) Sequence stratigraphy and significance of the Krol Formation (terminal Proterozoic), Lesser Himalaya, India. GSA Abstracts with Programs 29, A-197.

 

Kaufman, A.J., Hoffman, P.F. and Halverson, G.P. (1997) Comings and goings of Neoproterozoic ice ages in Namibia. GAC/MAC

 

Kaufman, A.J., Hoffman, P.F. and Bowring, S.A. (1996) The carbon-isotopic record of Neoproterozoic glaciations in continuous carbonate sequences, Otavi Group, Namibia. GSA Abstracts with Programs 28, A-219.

 

Kaufman, A.J. and Jacobsen, S.B. (1996) Neoproterozoic variations in the C- and Sr-isotopic composition of seawater: Stratigraphic and biogeochemical implications. V.M. Goldschmidt Conference, Abstracts with Programs. 1, 307.

 

Jacobsen, S.B., Cheng Gang, Kaufman, A.J. and Myrow, P. (1996) The record of Nd isotopes in Neoproterozoic sediments: Implications for atmospheric evolution, ocean mixing and global tectonics. 1996 V.M. Goldschmidt Conference, Abstracts with Programs. 1, 285.

 

Kaufman, A.J., Knoll, A.H., Semikhatov, M.A., Grotzinger, J.P., Jacobsen, S.B., and Adams, W. (1995) Sizing up the sub-Tommotian unconformity. GSA Abstracts with Programs 27, A374.

 

Grotzinger, J.P., Bowring, S.A., Saylor, B.Z. and Kaufman, A.J. (1995) New constraints on early animal evolution. GSA Abstracts with Programs 27, A268

 

Myrow, P. and Kaufman, A.J. (1995) Sedimentologic and stable isotopic studies of a cap limestone in the Neoproterozoic Gaskiers Formation, Newfoundland, Canada. GSA Abstracts with Programs 27, A450

 

Pelechaty, S.M., Grotzinger, J.P., and Kaufman, A.J. (1995) Application of combined isotopic-carbon chemostratigraphy and sequence stratigraphy for basin analysis: an example from the Vendian-Cambrian interval of northeastern Siberia. GSA Abstracts with Programs 27, A330.

 

Saylor, B.Z., Kaufman, A.J., Grotzinger, J.P. (1995) Chronostratigraphy of the Vendian to Cambrian Nama Group, Namibia. GSA Abstracts with Programs 27, A268.

 

Kaufman, A.J. and Jacobsen, S.B. (1994) Secular variations in the burial of organic C over the past 900 Ma of Earth history. EOS, Transactions, American Geophysical Union 75, 141.

 

Jacobsen, S.B. and Kaufman, A.J. (1994) Modeling the seawater Sr isotopic record. EOS, Transactions, American Geophysical Union 75, 140.

 

Narbonne, G.M., Kaufman, A.J. and Knoll, A.H. (1994) Integrated chemostratigraphy and biostratigraphy of the Windermere Supergroup, Northwestern Canada: Implications for Neoproterozoic correlations and the early evolution of animals. GSA Abstracts with Programs 19, A82.

 

Kaufman, A.J., Jacobsen, S.B. and Knoll, A.H. (1993) A comparison of Cenozoic and Vendian Sr- and C-isotopic records: Implications for tectonics and paleoclimate. GSA Abstracts with Programs 25, A387.

 

Cheng Gang, Kaufman, A.J. and Jacobsen, S.B. (1993) Isotopic variations of Sr, Nd, and C in river waters: Constraints on variations in the continental flux of sediments to oceans. GSA Abstracts with Programs 25, A415.

 

Kaufman, A.J., Knoll, A.H., Grotzinger, J.P. and Kolosov, P. (1992) Integrated stratigraphic approaches to Neoproterozoic correlation: An example from the Olenek Uplift, Northern Siberia. GSA Abstracts with Programs 24, A113.

 

Kaufman, A.J. and Knoll, A.H. (1992) Neoproterozoic variations in the isotopic composition of seawater: Stratigraphic and biogeochemical implications. 29th International Geological Congress Abstracts 1, 239.

 

Jacobsen, S.B., Kaufman, A.J., Asmerom, Y. and Derry, L.A. (1992) Causes of environmental changes during the Neoproterozoic. 29th International Geological Congress Abstracts 1, 240.

 

Smith, L.H., Kaufman, A.J., Knoll, A.H. and Link, P.K. (1992) Chemostratigraphy of the Neoproterozoic Pocatello Formation and Brigham Group, Southeastern Idaho. GSA Abstracts with Programs.

 

Derry, L.A., Kaufman, A.J. and Jacobsen, S.B. (1991) Sedimentary cycling and environmental change from stable and radiogenic isotopes in Late Proterozoic sediments. Terra Nova, Abstracts with Programs 3(1), 495

 

Kaufman, A.J., Knoll, A.H., Butterfield, N.J. and Hayes, J.M. (1990) The Neoproterozoic carbon isotope record: Its validity in carbon isotope chemostratigraphy. GSA Abstracts with Programs 22, A114.

 

Derry, L.A., Kaufman, A.J. and Jacobsen, S.B. (1990) Controls on sedimentary cycling in the late Proterozoic from Nd, Sr, C and S isotopic data. GSA Abstracts with Programs 22, A190.

 

Kaufman, A.J. and Knoll, A.H. (1989) Late Proterozoic ice ages, iron-formations, and carbon-isotopic abundances. GSA Abstracts with Programs 21, A24.

 

Kaufman, A.J., Hayes, J.M., Knoll, A.H. and Germs, G.J.B. (1988) Secular variations of carbon isotope ratios in whole rock and micritic phases of carbonates from Upper Proterozoic successions in Namibia. Terra Cognita 8, 218.

 

Kaufman, A.J., Hayes, J.M., Knoll, A.H. and Germs, G.J.B. (1986) Secular variations of carbon isotopes in the latest Proterozoic Nama Group, Namibia/South West Africa. GSA Abstracts with Programs 18: 651.

 

Kaufman, A.J., Klein, C., and Hayes, J.M. (1985) Covariance of del13C and del18O in a banded iron-formation and its genetic implications. GSA Abstracts with Programs 17: 624.

 

iv.        Unrefereed conference proceedings.

 

Kaufman, A.J. (2001) Correlations between Neoproterozoic carbonate sequences of African and South American continents. Proterozoic Base Metal Deposits of Africa and South America. Organizers Aroldo Misi and Joao Batista G. Teixeira. Belo Horizonte: CNPq and UNESCO/IUGS 2001, p. 61.

 

Kaufman, A.J., Varni, M. A., Misi, A., and Brito-Neves, B.B. (2001) Anomalous d34S signatures in trace sulfate from a potential cap carbonate in the Neoproterozoic Bambui Group, Brazil. Proterozoic Base Metal Deposits of Africa and South America. Organizers Aroldo Misi and Joao Batista G. Teixeira. Belo Horizonte: CNPq and UNESCO/IUGS 2001, p. 62-64.

 

Kaufman, A.J. and Xiao Shuhai (2001) “Proterozoic CO2 levels estimated by in-situ carbon-isotopic analyses of organic walled microfossils.” Penn State Astrobiology Research Center, Annual Report, p.

 

Kaufman, A.J. (2000) “The biogeochemical aftermath of Neoproterozoic ice ages.” Penn State Astrobiology Research Center, 2nd Annual Report, p.

 

Bekker, A., Eriksson, K.A., Kaufman, A.J., Kaufman, J.A., and Beukes, N.J. (2000) Paleoproterozoic record of biogeochemical events and ice ages. Penn State Astrobiology Research Center, 2nd Annual Report, p.

 

Kaufman, A.J., Bekker, A., Karhu, J.A., Beukes, N.J., Eriksson, K.A. and Swart, Q. (1999) “Chemostratigraphy of the Duitschland Formation, South Africa: Implications for coupled climate change and carbon cycling in the Paleoproterozoic.” Penn State Astrobiology Research Center, Annual Report, p. 84.

 

Kaufman, A.J. and Hoffman, P.F. (1995) “Comings and goings of Neoproterozoic ice ages.” Canadian Institute of Advanced Research (CIAR) Conference on Earth System Evolution in Halifax, CANADA.

 

Kaufman, A.J. (1994) “Neoproterozoic variations in the carbon isotopic composition of seawater: Stratigraphic and biogeochemical implications.” Canadian Institute of Advanced Research (CIAR) Conference on Earth System Evolution in Cambridge, USA.

 

Kaufman, A.J. and Jacobsen, S.B. (1993) “The Vendian record of C- and Sr-isotopic variations: Implications for tectonics and paleoclimate.” Canadian Institute of Advanced Research (CIAR) Conference on Earth System Evolution in Bochum, GERMANY.

 

Kaufman, A.J. and Knoll, A.H. (1992) “Biostratigraphic and chemostratigraphic correlation of Neoproterozoic sedimentary successions.” Geological Society of America Penrose Conference on "Late Precambrian Tectonics and the dawn of the Phanerozoic" in Death Valley, California.

 

Knoll, A.H., Butterfield, N.J. and Kaufman, A.J. (1990) The Neoproterozoic Akademikerbreen Group, Spitsbergen: Characteristics and correlation. Geological Association of Canada NUNA Research Conference, p. 21-22.

 

Kaufman, A.J., Hayes, J.M., Knoll, A.H. and Germs, G.J.B. (1988) Secular variations of carbon isotope ratios in whole rock and micritic phases of carbonates from Upper Proterozoic successions in Namibia. Terra Cognita 8, 218.

 

Kaufman, A.J., Hayes, J.M. and Knoll, A.H. (1987) “Secular variations in the carbon isotope composition of Neoproterozoic seawater.” American Association of Petroleum Geologists Research Conference on "Chemostratigraphy and the Evolution of the Ocean-Atmosphere System" at Taos, New Mexico.

 

d.         Exhibits, Performances, Demonstrations, and other Creative Activities.

 

“Strange Sounding Places with Far Away Names,” an exhibition of photographs from geological studies from around the world, at FastFrame in Cambridge and Boston, USA, February 24-March 17, 1993.

 

e.         Contracts and Grants.

 

i.          External.

 

Harvard University

 

1991-1993       NSF-DEB 90-17747 “The Neoproterozoic Record of Eukaryotic Evolution and Biogeochemical Change”. ($136,315/3-91 to 8-93) Co-investigator* with Knoll A.H. (P.I., Harvard University).

 

1992-1994       NSF-EAR 91-18628 “Isotopic Evolution of Proterozoic Sediments and Seawater.” ($258,156/1-92 to 6-94) Co-investigator* with Jacobsen, S.B. (P.I., Harvard University).

 

1994-1996       NSF-EAR 93-16238 “Isotopic Chemostratigraphy of the Neoproterozoic Mackenzie Mountains and Windermere Supergroups, Northwestern Canada.” ($99,498/3-94 to 8-96) Co-investigator* with Knoll, A.H. (P.I., Harvard University).

 

1995-1997       NSF-EAR 94-18445 “Renewal: Isotopic Evolution of Proterozoic Sediments and Seawater.” ($69,450/8-95 to 1-97) Co-investigator* with Jacobsen, S.B. (P.I., Harvard University).

 

1995-1996       NSF-ESH 95-10339 “The most severe glaciations in Earth history: presaged by greenhouse conditions?” ($95,979/7-95 to 6-96) Co-investigator* with Hoffman, P.F. (P.I., Harvard University).

 

1996-1997              NSF-ESH 96-30928 “Renewal: The most severe glaciations in Earth history: presaged by greenhouse conditions?” ($99,835/8-96 to 7-97) Co-investigator* with Hoffman, P.F. (P.I., Harvard University).

 

*Harvard University does not allow Post-doctoral Fellows or Research Associates to be P.I. on grants.

 

Westfalische Wilhelms Universität Münster

 

2008-2009       Deutsche Forschungsgemeinschaft (DFG) GZ: STR 281/31-1 “Biospheric oxygenation and atmospheric evolution across Earth’s earliest glacial episodes” (21,448 € ~ $33,701/4-08 to 3-09) Co-investigator with Harald Strauss (P.I., Westfalische Wilhelms-Universität Münster)

 

University of Maryland

 

1997-1999       NSF-EAR 96-14070 “Integrated sequence and chemostratigraphy of the Neoproterozoic Krol Platform, Lesser Himalaya, India.” ($210,000/3-97 to 2-99) Principal Investigator Christie-Blick, N. (Columbia University), subcontract Principal Investigator (University of Maryland).

 

1999-2001       NSF-EAR 98-17348 “Acquisition of a gas source stable isotope mass spectrometer and peripheral inlet systems”. ($247,500/3-99 to 2-01) Principal Investigator with Co-P.I.s K. Prestegaard and M. Palmer.

 

1999-2001       NSF-OCE 99-77095 "Acquisition of a multi-collector inductively coupled plasma mass spectrometer". ($350,000/9-99 to 8-00). Co-Principal Investigator with R.J. Walker, P. Candela, C. Gallup, and M. Brown.

 

2000-2001       State of Maryland – Department of Natural Resources “Use of stable isotopes to track sources of water”. ($30,000/06-00 to 05-01). Co-Principal Investigator with Karen Prestegaard.

 

2001-2002       State of Maryland – Department of Natural Resources “Use of stable isotopes to track sources of acid mine drainage”. ($30,000/07-01 to 06-02). Co-Principal Investigator with Karen Prestegaard.

 

2002-2004       NSF-EAR 01-26378 “The Biogeochemical Aftermath of Neoproterozoic Ice Ages”. ($163,954/01-02 to 12-04). Principal Investigator.

 

2002-2005       NASA-Exobiology NAG5-12337 “Empirical Estimates of Proterozoic CO2 Levels by In-Situ Ion Microprobe Carbon Isotope Analysis of Organic-Walled Microfossils”. ($128,859/07-02 to 06/05) Principal Investigator.

 

2003-2004       CRDF NG1-2539-BA-03 “Depositional Rhythms in Clastic Sequences of the Closed Basins under Orbital Control - Application to Caspian Sea Pliocene Reservoirs Architecture”. ($12,200/10-03 to 9-04) Co-Principal Investigator with D. Nummendal.

 

2004-2007       NSF-Instrumentation and Facilities 03-45612 “Technical Support for the Stable Isotope Facility at the GL at UMCP”. ($225,000/06-04 to 05-07) Co-Principal Investigator with J. Farquhar.

 

 

2004-2006       NSF-EAR 04-18005 “COLLABORATIVE RESEARCH: Presaging Paleoproterozoic Global Change: Geobiology of the Late Archean Eon ($64,874/09-04 to 08-06) Co-Principal Investigator with A. Anbar (ASU), R. Buick (Washington), A. Knoll (Harvard), R. Summons (MIT) and T. Lyons (UC Riverside).

 

2005-2007       NSF-Surface Earth Processes 04-46580 “COLLABORATIVE RESEARCH: Investigating Early Triassic Ocean Chemistry, Stratigraphy, and Paleobiologic Response During the Protracted Biotic Recovery from the Permo-Triassic Mass Extinction”: ($80,023/02-05 – 03/07) Co-Principal Investigator with F. Corsetti (USC) and D. Bottjer (USC).

 

2005-2008       NASA-Exobiology NAG5-12337 “Empirical Estimates of Proterozoic CO2 Levels by In-Situ Ion Microprobe Carbon Isotope Analysis of Organic-Walled Microfossils”. ($128,859/07-05 to 06/08) Principal Investigator.

 

2006-2008       NSF-Instrumentation and Facilities 05-49300 “Acquisition of a State-of-the-Art Thermal Ionization Mass Spectrometer”. ($265,000/03/06-02/08) Co-Principal Investigator with R. Walker, I. Puchtel, M. Brown, and R. Rudnick.

 

2008-2010              ACS-Petroleum Research Fund 08-433551 “Biomarker studies of organic-rich Neoproterozoic shale from glaciogenic successions in Brazil”.  ($100,000/09/08-08/10).  Principal Investigator.

 

2009-2012       NSF-Sedimentary Geology and Paleontology 08-44270 “Collaborative Research: Stratigraphic, geochemical, and paleobiological tests of the co-evolution of multicellular life and environment in the late Ediacaran Period”. ($248,000/06/09-05/12).  Principle Investigator.

 

2009-2010              NSF-Instrumentation and Facilities

 

2009                ACS-Petroleum Research Fund SUMR

 

ii.         Internal.

 

1998                Comings and goings of ancient ice ages in southern Africa." ($3625) UMCP General Research Board. Awarded July 1998.

 

1999                “Testing the ‘Snowball Earth’ hypothesis in the Neoproterozoic of Brazil.” ($6500) UMCP General Research Board.  Awarded July 1999.

 

1999                "A high resolution carbon and sulfur isotope study of terminal Paleozoic ‘superanoxic’ deep ocean cherts in Japan.” ($1300) UMCP International Travel Fund. Awarded December 1999.

 

f.          Fellowships, Prizes and Awards.

 

1990-1992       Harvard University Postdoctoral Fellowship, Cambridge, MA

2007-2008       Deutsche Forschungsgemeinschaft Mercator Guest Professor, Westfälische Wilhelms-Universität Münster, GERMANY

 

g          Editorships, Editorial Boards, and Reviewing Activities for Journals and Other Learned Publications.

 

i.          Editorships

 

Associate Editor, Precambrian Research, 1996-2006

 

Neoproterozoic Geobiology and Paleobiology (2007). In: Topics in Geobiology (Xiao, S. and Kaufman, A.J., eds.), vol. 27, 300pp.

 

ii.         Reviewing Activities.

 

American Journal of Science

Basin Research

Canadian Journal of Earth Science

Chemical Geology

Earth Science Reviews

Geochimica et Cosmochimica Acta

Geology

Geological Society of America Bulletin

Geological Magazine

Earth and Planetary Science Letters

Journal of Geology

Journal of Sedimentary Research

Nature

Nature Geosciences

Palaeoclimatology, Palaeogeography, Palaeoceanography

Paleoceanography

Precambrian Research

Science

Sedimentary Geology

Sedimentology

 

3.         Teaching, Mentoring, and Advising

 

a.         Courses taught in the last five years.

 

i.                    Generalized.

 

GEOL 100       Introductory Physical Geology - lecture

                        (spring 1998, fall 1998, fall 1999, fall 2000, fall 2002 - average enrollment 120)

 

GEOL 120       Environmental Geology – lecture

                        (fall 2003 – enrollment 100)

 

GEOL 123       (cross listed with METO 123 and GEOG 123) Causes and Implications of Global Change – co-teaching lecture + lab course (University World Course) (spring 2000, 2001, 2002, 2003, 2004, 2006, 2007 – average enrollment 150)

 

GEOL 124       Biogenesis: How to Make a Habitable Planet – lecture and discussion sections (University Marquee Course)

                        (fall 2008 – enrollment 60)

 

GEOL 432       Sedimentation and Stratigraphy - lecture + lab course

                        (spring 1999, 2000, 2004, 2005, 2006, 2007 - average enrollment 18)

 

GEOL 436       Principles of Biogeochemistry – lecture

                        (fall 2000, 2001, 2002, 2003, 2004, 2005 – average enrollment 7)

 

GEOL 444       Low Temperature Geochemistry – lecture + lab course

                        (fall 2006, fall 2008 – average enrollment 8)

 

GEOL 489H    Senior Honors Seminar (spring 2001)

 

ii.         Specialized.

 

GEOL 789B     Recent Advances in Geology: Biogeochemistry - weekly semester seminar

 

iii.        Independent Study, Tutorial, Internship Supervision.

 

GEOL 499 – Undergraduate Special Research Projects

 

GEOL 799 – Master's Thesis Research

 

b.         Course or Curriculum Development.

 

i.          Complete revision of courses listed in catalog.

 

GEOL 100       Introductory Physical Geology

GEOL 124       Biogenesis: How to Make a Habitable Planet

GEOL 432       Sedimentation and Stratigraphy

 

ii.         New Courses.

 

GEOL 436       Biogeochemistry

GEOL 444       Low Temperature Geochemistry

GEOL 789B     Recent Advances in Geology: Biogeochemistry

 

c.         Manuals, Notes, Software, Webpages, and Other Contributions to Teaching..

 

GeoDiscoveries – an interactive CD ROM and website to accompany the 2nd edition of John Wiley & Sons Geology Today by print authors Barbara Murck and Brian Skinner. Concept and scientific design by A. J. Kaufman, University of Maryland and N. Lindsley-Griffin, University of Nebraska. This interactive media contains lectures, interactivities, animations, simulations, and testing at various levels.

 

d.         Teaching Awards and Other Special Recognition.

 

2000    Dean’s Award for Excellence in Teaching, CMPS, University of Maryland

 

e.         Advising: Other than Research Direction.

 

i.                    Undergraduate (Senior Theses).

 

Abraham Silverman (undergraduate research project) “An isotopic and geochemical study of sources, transport, and fate of nutrients associated with Pfisteria on Maryland’s eastern shore,” completed spring 1998

 

Christine Missell (undergraduate research project) “An oxygen isotope comparison of Hadrosaurid metabolism,” completed spring 2001

 

ii.         Graduate (Member of UMCP Committee).

 

Charles Stoner                (M.S. completed 1997)

Barrett Smith                   (M.S. completed 1998)

Jacqueline Mann             (M.S. completed 1998)

Donna Gunderson          (M.S. completed 1999)

Jonathan Angier              (Ph.D. completed 2001)

Daniel Earnest                (M.S. completed 2002)

Kate Folk                        (Ph.D. completed 2003)

Jacqueline Mann             (Ph.D. completed 2005)

Mark Tyra                       (M.S. completed 2005)

John Jamieson                (M.S. completed 2005)

Jennifer Teerlink            (M.S. completed 2005)

Margaret Baker               (M.S. completed 2006)

David Johnston               (Ph.D. completed 2007)

Kate Burgy                     (M.S. completed 2009)

Adrian Hughes                (M.S. candidate)

 

iii.        Member of Committee at Other Institutions.

 

Nicholas Rakotosolofo   (Ph.D. at Rand Afrikaans University, SOUTH AFRICA completed 1999)

 

Ganqing Jiang                 (Ph.D. at Columbia University, completed 2001)

 

Andrey Bekker               (Ph.D. at Virginia Polytechnic Institute and State University, completed 2001)

 

Kelli Powis                     (Ph.D. at University of Ottawa, CANADA completed 2005)

 

Kathleen McFadden        (Ph.D. at Virginia Polytechnic Institute and State University, completed 2008)

 

f.          Advising: Research Direction.

 

i.                    High School (Internship).

 

Aarisha Shrestha             Eleanor Roosevelt High School: “Environmental setting for Earth’s earliest eukaryotes” (completed 2006; won first place in Prince Georges County Science Fair for the project, which was also presented at the Intel International Science Fair in Indianapolis, Indiana)

 

Natalie Sievers                Charles Herbert Flowers High School: “The distinctive isotope ratios of carbon and oxygen of the Bambui and Vazante groups” (completed 2008)

 

ii.                  Undergraduate (Senior Theses).

 

Anthony Koval               (Undergraduate Research Project) “The potential relationship of high biological productivity to the onset of the Neoproterozoic ice ages,” completed spring 1998

 

William Richardson        (Undergraduate Research Project) “Recession of Neoproterozoic ice ages,” completed spring 1998

 

Craig Hebert                   (Undergraduate Research Project) “Origin of a Neoproterozoic carbonate sequence in the Marshall Quadrangle of Virginia,” completed spring 1999

 

Elizabeth Brabson           (Undergraduate Research Project) “Sulfur Isotopic Analyses of Sulfides from the Huronian Glacial Sequence: Implications for the Evolution of the Earth’s Atmosphere and Paleoclimate,” completed spring 2002

 

Ruth Thompson              (Undergraduate Research Project) “Sedimentologic, sequence stratigraphic, and stable isotopic investigation of the Upper Cambrian Conococheague Limestone, Strasburg, VA,” completed 2002

 

Jennifer Harvey              (Undergraduate Research Project) “Post-glacial Oxidation of the Neoproterozoic Fauquier Formation,” not completed 2005.

 

Paula Zelanko                 (Undergraduate Research Project) “Isotopic Analysis of Pleistocene Mammals in the American Southeast,” completed 2005.

 

Brendan Williams           (Undergraduate Research Project) “A Sulfur Isotopic Study of Neoproterozoic Evaporites in the Shaler Supergroup, Victoria Island, Northwest Territories, Canada,” completed 2006.

 

Kimberly Schumann       (Undergraduate Research Project) “A Chemostratigraphic Study of Ordovician Carbonates in Central Virginia,” completed 2007.

 

David Weinstein             (Undergraduate Research Project) “A Taphonomic Comparison between Late Pleistocene Key Largo Limestone and Living Coral Reef Counterparts,” completed 2007.

 

David Diekrup                (Undergraduate Research Project at Westfälische Wilhelms Universität Münster, Münster, Germany) “Organic sulfur in the glaciogenic Timeball Hill Formation,” completed 2008.

 

Susan Drymala               (Undergraduate Research Project) “Floral Indicators of Late PETM Climate Change in Bighorn Basin, Wyoming,” in progress.

 

iii.        Laboratory Assistants.

 

Anthony Koval               fall 1997-spring 1998

William Richardson        fall 1997-spring 1998

Blessing Asuquo             fall 1997

Laura Baker                    summer 1998-2001

Anastasia Poulos             summer 1998-present

Talia Walter                    summer 1998

Christine Missell             fall 1999-summer 2001

Craig Hebert                   summer 1999

Peter Berquist                 summer 2000 (William & Mary undergraduate)

Jeff Harper                     fall 2001

Kathleen Wright              fall 2001

Taylor Mauck                 summer 2001-2004

Jason Cassara                 spring 2002-2004

Kelly Krelove                 spring 2002

Ruth Thompson              fall 2002

Michael Waller               fall 2002

Paula Zelanko                 spring 2003-2006

Marla Hertz                     spring 2004

Brendan Williams           spring 2004-2006

Keiko Yokoyama           fall 2006-2008 (Faculty Research Associate)

David Weinstein             winter 2006-2007

Aarisha Shrestha             summer 2006-2007

Emily King                     summer 2006 (University of Chicago undergraduate)

Mark Walsh                    spring 2008-present

Natalie Sievers                summer 2008-present

Eugenia Leone                summer 2008-present (Faculty Research Associate)

Christine France              summer 2008 (Faculty Research Associate)

 

iv.        Master’s Theses.

 

Allegra M. Jabo              (M.S.) “The fractionation of carbon and nitrogen isotopes in scleractinian corals” – graduated fall 2001

 

Michael A. Varni            (M.S.) “The sulfur isotopic composition of structurally-bound sulfate in Neoproterozoic carbonates: Implications for sources of alkalinity” – graduated summer 2002

 

Craig Hebert                   (M.S.) “Stratigraphic and geochemical investigations of Neoproterozoic glaciation in the Appalachian Mountains of Virginia” – graduated summer 2003

 

Nick Geboy                    (M.S) “Rhenium-Osmium age determinations of glaciogenic shales from the Mesoproterozoic Vazante Formation, Brazil– graduated winter 2006

 

Kristina Bartlett Brody    (M.S.) “Biomarkers in Neoproterozoic shale from Brazil,” – graduated summer 2007

 

v.         Ph.D. Theses

 

Christine France              (Ph.D.) “Isotopic investigations of metabolism in ancient animals,” completed spring 2008.

 

Kateryna Klochko          (Ph.D. candidate) “Novel B isotopic measurements of carbonate by laser ablation ICP-MS techniques,” in progress

 

Kate Scheiderich             (Ph.D. candidate) “Mo isotopic studies of Modern and ancient sediments,” in progress, co-advised with Prof. R.J. Walker

 

Kristen Miller                  (Ph.D. candidate) “Biomarker geochemistry of Neoproterozoic shale from Brazil,” in progress

 

4.         Service

 

a.         Professional

 

i.          Offices and committee memberships held in professional organizations.

 

Council Officer: Geological Society of Washington, 1999-2000; 2005-2007

 

Program Committee, Chair: Geological Society of Washington, 2006-2007

 

First Vice President and President: Geological Society of Washington, 2009-2010

 

ii.         Other.

 

Session co-chairman: American Geophysical Union, Spring Meeting, 1995

 

Organizer: Special Session: “Carbonate Chemostratigraphy as a Chronostratigraphic, Paleoenvironmental and Exploration Tool.” American Association of Petroleum Geologists/Society of Economic Mineralogists and Petrologists, Spring Meeting, 1998.

 

Organizer: Special Session: “Shifting Paradigms: Interpreting Pre-Mesozoic Isotopic Records of Climatic, Oceanographic, and Biogeochemical Change.” American Geophysical Union, Fall Meeting, 1998

 

Session co-chairman: “Precambrian Oceans and Atmospheres.” 31st V.M. Goldschmidt Conference, Cambridge, MA, 1999

 

Organizer: Special Session (with Tim Lyons): “Sulfur Cycling in the Precambrian to Recent Ocean-Atmosphere Systems: A Session Honoring the Career of William T. Holser.” Geochemical Society, GSA International Division. Geological Society of America annual meeting, Boston, MA 2001.

 

Organizer: Pardee Symposium (with Shuhai Xiao): “Neoproterozoic Geobiology: Fossils, Rocks, Isotopes, and Clocks.” Geological Society of America annual meeting, Seattle, WA, 2003.

 

Member: NASA Astrobiology Institute Mission to the Early Earth (July 1 – July 11, 2001)

 

iii.        Reviewing activities for agencies.

 

National Science Foundation, EAR (Sedimentary Geology and Paleontology & Geobiology and Low Temperature Geochemistry programs)

National Science Foundation, Instrumentation

National Science Foundation, Education

National Science Foundation, Biocomplexity

National Science Foundation, Ocean Sciences

NASA, Exobiology

National Geographic Society

Civilian Research Defense Fund

 

iv.        Other non-University committees, commissions, panels, etc.

 

National Science Foundation, Sedimentary Geology and Paleontology panel (2005-2008)

 

v.         Society Memberships.

 

American Geophysical Union

Geological Society of America

Geological Society of Washington

Sigma Xi

Phi Beta Kappa

 

VIP K-16 Cohort Conference IIIB: Earth Space Systems, Matter and Energy Teachers. Special Presentation “How to bring a ‘snowball earth’ into the classroom. February 15, 2005. Rockville, MD (funded by the NSF).

 

vi.        Paid consultancies.

 

John Wiley & Sons, publisher, New York, NY

 

b.         Campus

 

i.          Departmental.

 

Seminar Coordinator (1997-2000)

Graduate Review Committee (1998-present)

Merit Pay Committee (1998-present)

Search Committee for Faculty (1998)

Search Committee for Faculty (1999)

Search Committee for Faculty (2000)

Mass Spectrometry Facility Coordinator (1999-present)

Teaching Assistant Coordinator (1999, 2002)

Geological Society of America Recruitment and Poster (2000)

Search Committee for Faculty (2001)

Search Committee for Faculty (2004) x 3

Departmental Alumni Newsletter: GeoGram (2004, 2005, 2006, 2008)

 

ii.         College.

 

Search Committee for ESSIC Chairman (1999-2000)

Search Committee for ESSIC faculty (1999-2000)

Review Committee for Geology Chairman (2000)

Dean’s representative for Ph.D. defense by Gregory Foltz: “Tropical Atlantic Seasonal Variability” (2003)

Review Committee for Geology Chairman (2004)

CORE Committee for Interdisciplinary Studies (2004, 2005)

Committee for Dean's Award for Excellence in Teaching (2006)

Dean’s representative for Ph.D. defense by Hengmao Wang: “Inferring Radiative Fluxes from a New Generation of Satellites: Model Updates” (2007)

 

iii.        University.

 

First Annual Biosciences Research/Technology Review Day poster presentation on “The Biogeochemical Aftermath of Neoproterozoic Ice Ages.” (2000)

 

Second Annual Biosciences Research/Technology Review Day poster presentation on “An empirical estimate of Proterozoic CO2 levels.” (2001)

 

c.         Community, State, National.

 

Judge, Prince Georges County Science Fair (1999-2000)

Judge, University Park Elementary Science Fair (2001)

Speaker, Rachel Carson Elementary SchoolScience University Conference” (2002)

Speaker, Children’s Learning Center, Wheaton, MD (2002, 2003, 2004)

Speaker, St. Andrews Apostle, Wheaton, MD (2005)