Donald A. Williamson, Ph.D.

Don Williamson earned his Ph.D. from the University of Memphis. He completed a one-year internship at Western Psychiatric Institute and Clinic, University of Pittsburgh, in 1978. Over the past 24 years, he has been a faculty member in the Department of Psychology at LSU. He holds the rank of Professor. During the initial period of the Pennington Biomedical Research Center (1990-99), Dr. Williamson was Director of the Psychological Services Center at LSU and was an adjunct professor at PBRC. He is now Chief of Health Psychology at the Pennington Biomedical Research Center, where he has been employed in a full-time position since 1999. His research has focused upon obesity and eating disorders. He has published 133 research journal articles, 47 book chapters and one book on the topics of obesity, eating disorders, behavior therapy, behavioral medicine, and health psychology. Dr. Williamson is a member of the lifestyle intervention committee for a multi-site study of weight management in type 2 diabetics. Also, Dr. Williamson is the Principal Investigator for a NIH sponsored research project testing the efficacy of internet-based behavior therapy for obesity and he is the project leader for research sponsored by the Department of Defense that is designing an internet-based weight management and physical fitness program for the U.S. Army. He has been Program Director for the Eating Disorders Program at Our Lady of the Lake Regional Medical Center since 1991.

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