Dr. Wilhelm is a soil microbiologist who leads the Managed Ecosystem Microbial Ecology lab at Purdue University. His work examines the role of soil microbes that support plant productivity and the healthy functioning of soils. He has worked with the Cornell Soil Health Lab to better understand the biological dimensions of soil health and is knowledgeable about the various measurements and uses of soil health data. He recently co-authored a book chapter entitled: “Laboratory Methods for Assessing Soil Health.” He is currently pursuing research into the effectiveness of biostimulants and their impacts on the environment. Dr. Wilhelm is an instructor of soil biology for the Soil Health and Sustainability Training Course presented by the Indiana Conservation Cropping Systems Initiative and the SARE program, and has given many workshop presentations on soil health, including at the 2022 Tri-Societies meeting, the Urban Agricultural Soil Health (NRCS and Indiana State Department of Agriculture) and webinar series on Soil Health & Contamination series (NRCS).