Please visit Dr. Bennett’s primary website here.

Gary G. Bennett is the Bishop-MacDermott Family Professor of Psychology & Neuroscience, Global Health and Medicine at Duke University. He directs the Duke Global Digital Health Science Center. Dr. Bennett’s research program designs, tests, and disseminates digital obesity treatments. He is the founding director of the Duke Digital Health Science Center and Past-President of the Society of Behavioral Medicine, the nation's largest organization of behavioral change scientists.

Dr. Bennett is especially interested in integrating digital health treatments into the primary care setting, particularly those that serve medically vulnerable patients. Dr. Bennett developed the interactive obesity treatment approach (iOTA); his recent work demonstrates the effectiveness of digital strategies in treating obesity and improving cardiometabolic functioning. He has authored more than 170 scientific papers, and his research program has been continuously supported by the National Institutes of Health. Dr. Bennett is a fellow of the Association for Psychological Science and is an elected member of the Academy of Behavioral Medicine Research and Behavioral Medicine Research Council.

Dr. Bennett's research has been featured in the New York Times, NPR, Time, CBS, ABC, NBC, Fox News, and many other media outlets. Dr. Bennett has served on numerous NIH committees, grant review panels, editorial boards, and guidelines councils. Dr. Bennett is committed to the dissemination of evidence-based treatments; he serves on science advisory and executive boards of several community, professional, and commercial organizations. He also co-founded two digital health startups: Crimson Health Solutions (acquired by Health Dialog in 2007) and Scale Down (acquired by Anthem in 2017). Prior to joining Duke in 2009, Dr. Bennett served on the faculties of the Harvard School of Public Health and the Dana-Farber Cancer Institute. At Duke, Dr. Bennett is a member of Duke's Bass Society of Fellows, is the founding director of Duke's undergraduate major in global health, and has been repeatedly recognized as in the top 5 percent of Duke's undergraduate instructors.