Philip B. Hamm has been with Oregon State University for the past 37 years, specifically involved with the identification and management of potato diseases for 22 years. Most of his research effort has been spent working on the following potato diseases/problems/aspects: late blight, Rhizoctonia, silver scurf, corky ringspot, soil fumigation, Verticillium wilt, and Potato virus A and Potato virus Y. In his Extension role, he has presented information to over 100,000 participants in numerous states and countries. Hamm earned a BS in biology from Western Oregon University in 1975 and an MS in plant pathology at Oregon State University in 1981.