York Upstate Medical Center, Syracuse, and served a postdoctoral fellowship at the University of Rochester.

RAFAEL PÉREZ-ESCAMILLA, Ph.D., is professor of nutritional sciences and public health and director of the Connecticut NIH EXPORT Center for Eliminating Health Disparities among Latinos at the University of Connecticut. Dr. Pérez-Escamilla is an internationally recognized scholar in community nutrition. His research includes studies on health disparities and inequalities, maternal nutrition during pregnancy, household food insecurity measurement, nutrition and food safety education, and domestic and international community nutrition program design and evaluation. He is nutrition extension scientist for the State of Connecticut and holds a joint appointment with the Department of Community Medicine and Health Care at the University of Connecticut Health Center in Farmington. Dr. Pérez-Escamilla is leading or co-leading four nutrition capacity-building and translational research programs in Connecticut, Ghana, and Brazil in the fields of nutrition-related health disparities, breastfeeding, maternal HIV, and household food security. He is a member of the 2010 Dietary Guidelines Advisory Committee. He is past chair of the Community Nutrition and Public Health Research Interest Section of the American Society for Nutrition and serves on the editorial boards of the Journal of Human Lactation and the Journal of Hunger and Environmental Nutrition. Dr. Pérez-Escamilla received a B.S. in chemical engineering from the Universidad Iberoamericana in Mexico City, Mexico. He earned an M.S. in food science and a Ph.D. in nutrition from the University of California, Davis.

DAVID A. SAVITZ, Ph.D., is Charles W. Bluhdorn Professor of Community and Preventive Medicine and director of the Disease Prevention and Public Health Institute at Mount Sinai School of Medicine. He was assistant professor in the Department of Preventive Medicine and Biometrics at the University of Colorado School of Medicine and moved to the University of North Carolina School of Public Health in 1985. He served as the Carey C. Boshamer Distinguished Professor and Chair of the Department of Epidemiology until the end of 2005. His teaching is focused on epidemiologic methods, and he recently authored a book entitled Interpreting Epidemiologic Evidence. He directed 29 doctoral dissertations at the University of North Carolina and 13 master’s theses. He has served as editor at the American Journal of Epidemiology and as a member of the NIH Epidemiology and Disease Control-1 study section and currently is an editor at Epidemiology. He was president of the Society for Epidemiologic Research and the Society for Pediatric and Perinatal Epidemiologic Research and North American regional councilor for the International Epidemiological Association. His

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