Gary Foster, Ph.D., is the Chief Scientific Officer at WW International, Inc Foster, obesity researcher and behavior change expert, was previously the Founder and Director of the Center of Obesity Research and Education and Laura Carnell Professor of Medicine, Public Health and Psychology at Temple University in Philadelphia. Prior to Temple, he served as the Clinical Director of the Weight and Eating Disorders Program at the University of Pennsylvania School of Medicine. He has authored more than 250 scientific publications and three books on the causes, prevention and treatment of obesity. Foster has received numerous honors including President of The Obesity Society, Honorary Member of the Academy of Nutrition and Dietetics, Outstanding Contributions to Health Psychology from the American Psychological Association, and the Atkinson-Stern Award for Distinguished Public Service from The Obesity Society.Dr. Foster's current focus is on scalable, evidence-based approaches to improves the lives of people living with obesity. Foster earned his Bachelor of Arts degree in Psychology from Duquesne University, an M.S. in Psychology from University of Pennsylvania, and a Ph.D. in Clinical Psychology from Temple University.