Dr. James R. Marshall joined the faculty of Roswell Park Cancer Institute (RPCI) in 2002 as Senior Vice President for Cancer Prevention and Population Sciences, and Chair of the Department of Cancer Prevention and Population Sciences. He came to RPCI from Arizona Cancer Center, Tucson, where since 1996, he served as Associate Director of Cancer Prevention and Control and Professor of Public Health and Medicine at the University of Arizona College of Medicine.Dr. Marshall earned his doctoral degree in Sociology from the University of California at Los Angeles in 1977. He joined the faculty of the Department of Sociology at the University at Buffalo (UB) where he served until 1981. From 1981 to 1996, Dr. Marshall was a faculty member of the Department of Social and Preventive Medicine, School of Medicine & Biomedical Sciences rising in rank from Assistant to Full Professor (1981-1983), and the School of Health-Related-Professions (1991-1996), both at UB.

Nutrition and cancer: We suspect that diet is related to cancer risk, but our results to date have been equivocal. We are trying to identify barriers to understanding this problem.