Department of Nutritional Sciences Faculty Profiles
Dr. Barbara J Rolls, PhD
Helen A. Guthrie Chair and Professor
Ph.D., University of Cambridge, England, 1970
Penn State University
226 Henderson
University Park, PA 16802
Office Phone: 814-863-8572
Office Fax: 814-863-8574
E-mail Address: bjr4@psu.edu
Homepage: nutrition.hhdev.psu.edu
Courses Taught
Nutrition 520 Readings in Nutrition
Nutrition 551 Nutrition Seminar on Ingestive Behavior
Research Interests
Psychological and environmental controls of food intake and food selection in normal weight and obese humans
Dietary strategies for weight management
Click here for more information about the Laboratory for the Study of Human Ingestive Behavior
Selected Publications
Rolls, B.J. (2009).The relationship between dietary energy density and energy intake. Physiology & Behavior, 97:609-615
Flood-Obbagy, J.E. and Rolls, B.J. (2009). The effect of fruit in different forms on energy intake and satiety at a meal. Appetite, 52:416-422.
Leahy, K.E., Birch, L.L., and Rolls, B.J. (2008). Reducing the energy density of multiple meals decreases the energy intake of preschool-age children. American Journal of Clinical Nutrition; 88:1459-1468.
Ello-Martin, J.A., Roe, L.S., Ledikwe, J.H., Beach, A.M. and Rolls, B.J. (2007). Dietary energy density in the treatment of obesity: A year-long trial comparing two weight-loss diets. American Journal of Clinical Nutrition, 85:1465-1477.
Rolls, B.J., Roe, L.S. and Meengs, J.S. (2007). The effect of large portion sizes on energy intake is sustained for 11 days. Obesity, 15:1535-1543.
Book Chapters
Rolls, B.J. and Leahy, K.E. Reductions in dietary energy density to moderate children’s energy intake. In: Obesity Prevention: The Role of Society and Brain on Individual Behavior. Ed. L. Dube, A. Bechara, A. Dagher, A. Drewnowski, J. LeBel, P. James, D. Richard and R.Y. Yada. Elsevier Inc., Burlington, MA, In press.
Hetherington, M.M. and Rolls, B.J. (2008) From protocols to populations: establishing a role for energy density of food in the obesity epidemic. In: Obesity: Causes, Mechanisms, Prevention, and Treatment. Ed. E.M. Blass. Sinauer Associates, Inc. Publishers, Sunderland, MA, pp. 301-318.
Ledikwe, J.H., Rolls, B.J. (2008) Properties of foods and beverages that influence energy intake and body weight. In: Nutrition in the Prevention and Treatment of Disease, 2nd Edition. Ed. A. Coulston and C. Boushey. Elsevier Inc, Burlington, MA, pp. 469-481