Michael N. Weintraub

michael.weintraub@utoledo.edu
University of Toledo Department of Environmental Sciences
Mail Stop 604, Toledo OH 43606
419 530-2585

Education:

Ph.D. Ecology, Evolution, and Marine Biology March 2004
University of California, Santa Barbara
Concentration in Terrestrial Ecosystem Ecology / Soil Microbial Ecology

M.A. Ecology, Evolution, and Marine Biology December 1999
University of California, Santa Barbara
Concentration in Terrestrial Ecosystem Ecology / Soil Microbial Ecology

B.A. Biology May, 1994
Bard College, Annandale-on-Hudson, NY

Professional Experience:

August 2006 – Present
University of Toledo
Assistant Professor of Soil Ecology
Studying nutrient cycling, decomposition, plant-soil interactions, and soil microbial ecology

April 2004 – July 2006
University of Colorado, Boulder
Postdoctoral Research Associate with Dr. Russ Monson and Dr. Steve Schmidt
Studying the controls on soil carbon dynamics in the front range of the Rocky Mountains, Colorado

June 1996 - March 2004
University of California, Santa Barbara
Ph.D. Student in Ecology with Dr. Josh Schimel
Studying soil nutrient dynamics in the arctic tundra of Alaska

June 1993-May 1996
Institute of Ecosystem Studies, Millbrook, NY
Research Assistant for Dr. Peter Groffman
Responsible for everything from sampling to data preparation, including a variety of chemical and microbial analyses

Teaching Experience:

Down to Earth: Introduction to Environmental Sciences
Assistant Professor Fall 2008 – Present
Department of Environmental Sciences
University of Toledo

Biodiversity Laboratory: an introduction to biology
Lab Coordinator Fall 2007 – Present
Department of Environmental Sciences
University of Toledo

Soil Ecology: an introduction to soil ecology
Assistant Professor Spring 2007 – Present
Department of Environmental Sciences
University of Toledo

Principles of Ecology Laboratory: an introduction to ecology for Biology majors
Lab Coordinator Spring Semester 2004
Department of Ecology and Evolutionary Biology
University of Colorado, Boulder

Research Interests:

I am working toward a mechanistic understanding of key soil processes such as decomposition and nutrient cycling to gain insight into how terrestrial ecosystems function, and to predict how they will respond to disturbances.

Honors:

Arctic Research Consortium of the United States Award for Arctic Research Excellence
2003 Winner in the Interdisciplinary Category
Awarded for 2003 Ecosystems paper

Bard College Distinguished Scientist Scholarship 1990-1994 

Funding:

Weintraub MN, PF Sullivan, JP Schimel, EB Rastetter, H Steltzer, and MD Wallenstein (2009). The Changing Seasonality of Tundra Nutrient Cycling: Implications for Ecosystem and Arctic System Functioning. NSF $1,589,555 ($461,684 to UT). 9/1/2009-8/31/2012.

Weintraub MN, DL Moorhead, CB Blackwood, JP Schimel, AS Grandy (2009). Microbial control of litter decay at the cellulose-lignin interface. NSF $1,186,960 ($631,515 to UT). 9/15/2009-8/31/2012.

Weintraub MN (2009). University of Toledo Course Transformation Fellowship: EEES 1130: Down to Earth: Introduction to Environmental Sciences. UT $20,200 (6/1/2009-8/23/2009).

Schimel JP, KF Reardon, MD Wallenstein, and MN Weintraub (2007). IPY: Microbial winter survival physiology: a driver on microbial community composition and carbon cycling. NSF. $904,623 ($30,978 to UT).

Professional Service:

Webmaster, University of Toledo Department of Environmental Sciences Web Site Committee

Member of the Advisory Board to the University of Toledo’s Plant Science Research Center

Reviewer for the United States National Science Foundation and Department of Agriculture, the Czech Academy of Sciences, and the following journals: Arctic Antarctic and Alpine Research, Biogeochemistry, Canadian Journal of Soil Science, Ecology, Ecosystems, Geoderma, Global Biogeochemical Cycles, Global Change Biology, Journal of Ecology, Journal of Integrative Plant Biology, Oecologia, Oikos, and Soil Biology and Biochemistry.

Proposal Review Panelist for the National Science Foundation: Antarctic Organisms and Ecosystems Panel, 17-19 September 2007

Publications:

Lipson DA, Monson RK, Schmidt SK, Weintraub MN 2009. The trade-off between growth rate and yield in microbial communities and its consequences for soil respiration. Biogeochemistry DOI: 10.1007/s10533-008-9252-1

Sinsabaugh RL, Lauber CL, Weintraub MN, Ahmed B, Allison SD, Crenshaw C, Contosta AR, Cusack D, Frey S, Gallo ME, Gartner TB, Hobbie SE, Holland K, Keeler BL,  Powers JS, Stursova M, Vesbach C,  Waldrop MP, Wallenstein MD, Zak DR, Zeglin L 2008. Stoichiometry of soil enzyme activity at global scale. Ecology Letters DOI: 10.1111/j.1461-0248.2008.01245.x

Nemergut DR, Townsend AR, Sattin SR, Freeman K, Fierer N, Neff JC, Bowman WD, Schadt CW, Weintraub MN, Schmidt SK 2008. The effects of chronic nitrogen fertilization on alpine tundra soil microbial communities: implications for carbon and nitrogen cycling. Environmental Microbiology DOI: 10.1111/j.1462-2920.2008.01735.x.

Schmidt SK, Reed SC, Nemergut DR, Grandy S, Costello EK, Cleveland CC, Weintraub MN, Meyer AF, Martin AM, Neff J 2008. The earliest stages of ecosystem succession in high-elevation (5000 metres above sea level), recently deglaciated soils. Proceedings of the Royal Society B: Biological Sciences DOI: 10.1098/rspb.2008.0808

Wallenstein MD, Weintraub MN 2008. Emerging tools for measuring and modeling the in-situ activity of soil extracellular enzymes. Soil Biology and Biochemistry DOI: 10.1016/j.soilbio.2008.01.024

Weintraub MN, Scott-Denton LE, Schmidt SK, Monson RK 2007. The effects of tree rhizodeposition on soil exoenzyme activity, dissolved organic carbon, and nutrient availability in a subalpine forest ecosystem. Oecologia DOI: 10.1007/s00442-007-0804-1.

Grandy AS, Neff JC, Weintraub MN 2007. Carbon Structure and Enzyme Activities in Alpine and Forest Ecosystems. Soil Biology and Biochemistry DOI: 10.1016/j.soilbio.2007.05.009

Schmidt SK, Costello EK, Nemergut DR, Cleveland CC, Reed SC, Weintraub MN, Meyer AF, Martin AM 2007. Biogeochemical consequences of microbial turnover and seasonal succession in soil. Ecology 88(6): 1379-1385.

Allison SD, Gartner TB, Holland K, Weintraub MN, Sinsabaugh RL 2007. Soil enzymes: linking proteomics and ecological process. Pages 704-711 in Manual of Environmental Microbiology. 3rd Edition. American Society of Microbiology Press, Washington D.C.

Monson RK, Burns SP, Williams MW, Delany AC, Weintraub MN, Lipson DA 2006. The contribution of beneath-snow soil respiration to total ecosystem respiration in a high-elevation, subalpine forest. Global Biogeochemical Cycles 20: GB3030, doi:10.1029/2005GB002684. Schimel JP, Weintraub MN 2003. The implications of exoenzyme activity on microbial carbon and nitrogen limitation in soil: a theoretical model. Soil Biology and Biochemistry 35: 1-15.

Nemergut DR, Costello EK, Meyer AF, Pescador MY, Weintraub MN, Schmidt SK 2005. Structure and function of alpine and arctic soil microbial communities. Research in Microbiology 156: 775–784.

Weintraub MN, Schimel JP 2005. Nitrogen Cycling and the Spread of Shrubs Control Changes in the Carbon Balance of Arctic Tundra Ecosystems. Bioscience 55(5): 408-415.

Weintraub MN, Schimel JP 2005. Seasonal protein dynamics in Alaskan arctic tundra soils. Soil Biology and Biochemistry 37: 1469-1475.

Weintraub MN, Schimel JP 2005. Seasonal dynamics of amino acids and other nutrients in arctic tundra soils. Biogeochemistry 73: 359-380.

Doyle A, Weintraub MN, Schimel JP 2004. Persulfate digestion and colorimetric analysis of carbon and nitrogen in soil extracts. Soil Science Society of America Journal 68: 669-676.

Weintraub MN, Schimel JP 2003. Interactions between carbon and nitrogen mineralization and soil organic matter chemistry in Arctic tundra soils. Ecosystems 6: 129-143.

Schimel JP, Weintraub MN 2003. The implications of exoenzyme activity on microbial carbon and nitrogen limitation in soil: a theoretical model. Soil Biology and Biochemistry 35: 1-15.

Invited Presentations:

Weintraub MN (2009). Creation of decomposition models that include different microbial groups and enzymes and application of modeling approaches to link microbial community composition to ecological processes. Ecological Society of America 94th Annual Meeting, Program and Abstracts.

Weintraub MN, Schmidt SK, Monson RK 2006. The Effects of Climate and Tree Rhizodeposition on Exoenzyme Activity, Organic Matter Decomposition, and Soil Respiration in a Subalpine Forest Ecosystem. Eos Trans. American Geophysical Union, 87(36), Jt. Assem. Suppl., Abstract B53A-05.

Weintraub MN, Schimel JP 2003. Interactions between carbon and nitrogen mineralization and
soil organic matter chemistry in Arctic tundra soils. Seventh Annual Arctic Forum of the Arctic
Research Consortium of the United States Program and Abstracts.

Weintraub MN, Schimel JP 2002. Interactions between carbon and nitrogen mineralization and soil organic matter chemistry in Arctic tundra soils. American Geophysical Union 83(47), Fall Meet. Suppl., Abstract B51C-03, 2002.

Departmental Seminars:

•    Fall 2008 Case Western Reserve Department of Biology

•    Fall 2008 Cleveland State University Department of Biological, Geological and Environmental Sciences

•    Spring 2008 Ohio University Department of Environmental and Plant Biology

•    Spring 2008 West Virginia University Department of Biology

•    Spring 2008 Ohio State University Department of Evolution, Ecology, and Organismal Biology

•    Spring 2007 Kent State University Department of Biological Sciences

•    Fall 2006 Bowling Green State University Department of Biological Sciences

•    Spring 2006 The University of Vermont Department of Biology

Submitted Presentations:

Lipson DL, RK Monson, SK Schmidt, and MN Weintraub 2009. Changes in microbial physiology and community structure along seasonal and altitudinal gradients: Implications for soil respiration. Ecological Society of America 94th Annual Meeting, Program and Abstracts.

Grandy AS, Weintraub MN, Filley TR, and Wickings K 2009. Do enzymes link microbial communities to soil organic matter chemistry? A cross site synthesis using py-gc/ms. Ecological Society of America 94th Annual Meeting, Program and Abstracts.

Elk, MR and MN Weintraub. 2009. A comparison of plant root extracellular enzyme activities between native and exotic plants. Midwest Oak Savanna and Woodland Conference, Toledo OH. July 29-August 1, 2009.
 
Pisarczyk, EW, EL Hammer, MN Weintraub, and DL Moorhead. 2009. The effect of garlic mustard (Alliaria petiolata) density on soil enzyme activity in northwest Ohio. Midwest Oak Savanna and Woodland Conference, Toledo OH. July 29-August 1, 2009.

Rinkes ZL and MN Weintraub. 2009. The relationship between enzyme activity and microbial biomass during litter decomposition. Midwest Oak Savanna and Woodland Conference, Toledo OH. July 29-August 1, 2009.

Elk, MR and MN Weintraub. (2009). A comparison of plant root extracellular enzyme activities between native and exotic plants. Soil Ecology Society Biennial Meeting, Burlington, VT. July 12-15, 2009.

Pisarczyk, EW, EL Hammer, MN Weintraub, and DL Moorhead. (2009). The effect of garlic mustard (Alliaria petiolata) density on soil enzyme activity in northwest Ohio. Soil Ecology Society Biennial Meeting, Burlington, VT. July 12-15, 2009.

Rinkes ZL and MN Weintraub. 2009. The relationship between enzyme activity and microbial biomass during litter decomposition. Soil Ecology Society Biennial Meeting, Burlington, VT. July 12-15, 2009.

Weintraub MN, Hammer EL, Pisarczyk E. 2008. The Belowground Effects of Invasive Garlic Mustard. Ecological Society of America 93rd annual meeting, Program and Abstracts.

Weintraub MN, Peters KA, Hammer EL. 2008. The Belowground Effects of Invasive Plants. Oak Openings Research Forum January 2008 Toledo OH.

Weintraub MN, Peters KA. 2007. The Belowground Effects of Invasive Plants. 30th Annual Meeting of the Natural Areas Association.

Hammer EL, JE Herman, DL Moorhead and MN Weintraub. 2007. Impacts of garlic mustard (Alliaria petiolata) on microbial community function in Ohio forest soils. Soil Ecology Society Annual Meeting, Moab, Utah.

Weintraub MN, Schmidt SK, Monson RK 2006. Wintertime dynamics of microbial exo-enzymes in a sub-alpine forest in the Rocky Mountains of Colorado. Eos Trans. American Geophysical Union, 87(52), Fall Meet. Suppl., Abstract B22A-04.

Weintraub MN, Monson RK, Schmidt SK 2005. Root carbon inputs and soil enzyme activity in the sub-alpine forest of the front range of the Rockies, Colorado. Ecological Society of America 90th annual meeting, Program and Abstracts.

Weintraub MN, Monson RK, Schmidt SK 2005. Seasonal dynamics of soil enzyme activity in the sub-alpine forest of the front range of the Rockies, Colorado. Tenth International Conference of the Soil Ecology Society, Program and Abstracts.

Weintraub MN, Schimel JP 2004. Protein dynamics in Arctic tundra soils. Ecological Society of America 89th annual meeting, Program and Abstracts.

Weintraub MN, Schimel JP 2003. Plant uptake of amino acids in the Arctic tundra of Alaska. Ecological Society of America 88th annual meeting, Program and Abstracts.

Weintraub MN, Schimel JP 2003. Soil amino acid dynamics in the Arctic tundra of Alaska. Ninth International Conference of the Soil Ecology Society, Program and Abstracts.

Weintraub MN, Schimel JP 2001. Amino Acids in the Nitrogen Economy of Arctic Tundra Communities. Ninth International Symposium on Microbial Ecology, Program and Abstracts.

Weintraub MN, Schimel JP 1998. Dynamics of biologically available C and N in tundra communities. Eighth International Symposium on Microbial Ecology, Program and Abstracts.

Weintraub MN, Bohlen PJ, Groffman PM 1995. Spatial and temporal variation in soil C and N pools in a northern hardwood forest. Bulletin of the Ecological Society of America 76(2):280.


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