Ernest S. Delfosse, Past President

Ernest S. Delfosse received a B.S. in biology from the University of Louisville (1971), an M.S. in Entomology from South Dakota State University (1972), and a Ph.D. in entomology from the University of Florida (1975).

Delfosse is professor and chairperson of the Department of Entomology at Michigan State University. Prior to this, he was
senior national program leader with USDA-ARS (1997-2008); director of the National Biological Control Institute with USDA-APHIS (1991-97); research leader with CSIRO (Australia, 1979-91); and research entomologist, Lee County Hyacinth Control District (1975-79).

Delfosse’s research interests include biological control and IPM. Other areas of interest include risk analysis, host-specificity, ethics, and science-based biological control regulations. Delfosse has published over 100 scientific papers, edited seven books, and has been on the board of seven journals. He has mentored students in Australia, Africa, and the USA, and teaches ecology, risk analysis, biological control and international plant protection courses. Delfosse has received over a dozen awards, including the 2007 Distinguished Scientist Award from IOBC-NRS.

Delfosse is a 30-year ESA member. His service to ESA includes Secretary, Vice-Chair and Chair of Subsection Ca (Biological Control; 1996-99), and Secretary, Vice-Chair and Chair of Section C (Ecology; 1997-2000). He was on the Program Committee in 2000, has been on the Awards Committee, has judged student posters or papers since 1997, and has been a subject editor for Biological Control of Weeds for Environmental Entomology since 2002. He was elected Global President of the IOBC (1992-96).