Our Team

William Dietz, MD, PhD, serves as Director of the STOP Obesity Alliance, providing his wealth of obesity expertise to enhance and develop the Alliance's research, writing and initiatives. Dr. Dietz is a nationally recognized expert in nutrition, physical activity, and obesity with years of government and academic experience. 

Cristy Gallagher, MPAff, serves as Associate Director for Research and Policy for the STOP Obesity Alliance, where she manages and coordinates research projects on obesity. Cristy has 20 years of experience working in Washington, DC, on health, human services, and education policy.