Background:

Education:

B.S. in Soil Science, University of Minnesota, Saint Paul, MN, 1984, http://www.soils.umn.edu/directory.php

M.S. in Agronomy (Soil Physics/Management), South Dakota State University, Brookings, SD, 1986, http://plantsci.sdstate.edu/

Ph.D. in Agronomy (Soil Biochemistry/Chemistry), South Dakota State University, Brookings, SD, 1992, http://plantsci.sdstate.edu/

Employment:

2002-present, Soil Scientist, USDA-ARS, Pendleton OR

1997-2002, Research Associate, University of Minnesota, St. Paul, MN

1994- 1997, Post-doc. Research Associate, University of Minnesota, St. Paul, MN

1985-1992, Graduate Research Assistant, South Dakota State University, Brookings, SD

Service Activities:

Soil Science Society of America, SS

American Society of Agronomy, ASA

Soil and Water Conservation Society, SWCS

Center for Natural Organic Matter Research

International Humic Substances Society, IHSS

Sigma Xi, The Scientific Research Society

Research Interests:

My research focuses on impact of farming systems on soil chemical and physical properties, biogeochemical processes that influence carbon storage and nutrient cycling, and interactions within the soil-water-plant-air continuum, using process based models for studying.