Barbara J. Rolls is the endowed Guthrie Chair in Nutritional Sciences at The Pennsylvania State University. A veteran nutrition researcher, Dr. Rolls has focused on the study of hunger and obesity for more than 20 years. Her research interests include the controls of food and fluid intake, especially as they relate to obesity, eating disorders, and aging.

Dr. Rolls' work in obesity research led her to become the president of both the Society for the Study of Ingestive Behavior from 1991-92 and the North American Association for the Study of Obesity (NAASO) from 1996-97. She was also a member of the Advisory Council of the National Institute of Diabetes and Digestive and Kidney Diseases (NIH) and a member of the National Task Force on the Prevention and Treatment of Obesity.

Published in numerous peer-reviewed journals, including the Journal of the American Dietetic Association, New England Journal of Medicine, International Journal of Obesity, and The American Journal of Clinical Nutrition, Dr. Rolls also sits on the editorial board of Appetite. In the past, she has served on the editorial boards of The American Journal of Clinical Nutrition, The American Journal of Physiology, Trends in Food Science and Technology, Nutrition Reviews, and Obesity Research. Dr. Rolls' outstanding work in the field of nutrition has been widely recognized. In 1995 she was the recipient of the American Society of Nutritional Sciences Lederle Award in Human Nutrition. In 1997 she was the recipient of a MERIT award from the National Institute of Diabetes and Digestive and Kidney Diseases for her research performance. She was the 2001 recipient of the International Award for Modern Nutrition. In 2003 she was awarded Honorary Membership in the American Dietetic Association.

Dr. Rolls went to Penn State in 1992 as a Professor of Biobehavioral Health and most recently as Professor of Nutritional Sciences, occupying the Guthrie Chair in Nutritional Sciences since 1994. Prior to joining the faculty at Penn State, Dr. Rolls was at the Johns Hopkins University School of Medicine where she was Professor of Psychiatry. Much of her research career was spent at the University of Oxford, England, where she held a number of fellowships.

A graduate of the University of Pennsylvania, Dr. Rolls received her Masters Degree at the University of Oxford and her Doctorate in physiology from the University of Cambridge, England.

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