Professor and Helen A. Guthrie Chair in Nutritional Sciences
The Pennsylvania State University
Barbara Rolls received her Ph.D. in Physiology from the University of Cambridge. After spending her early research career at the University of Oxford, Dr. Rolls became Professor of Psychiatry at Johns Hopkins University School of Medicine. In 1992, she joined The Pennsylvania State University, where she is Professor and Helen A. Guthrie Chair of Nutritional Sciences. Her studies have demonstrated how characteristics of foods such as variety, energy density, and portion size influence energy intake and weight management. She has authored seven books including three in the Volumetrics series. Dr. Rolls served as President of SSIB and The Obesity Society, and served on the Advisory Council of the NIH NIDDK. Her awards include the American Society for Nutrition (ASN) Award in Human Nutrition, The Obesity Society’s Bray Founders Award, ASN and AAAS Fellow, ASN Kritchevsky Career Achievement Award, the SSIB Hoebel Award for Creativity, and the ASN Foundation Mentorship Award.