Emma Sanchez-Vaznaugh, Sc.D., M.P.H. is assistant professor in the Department of Health Education at San Francisco State University (SFSU). She received her MPH from San Francisco State University, and doctorate of science in Social Epidemiology from Harvard University, School of Public Health. Dr. Sanchez-Vaznaugh served as a Kellogg Health Scholar post-doctoral fellow at the Center on Social Disparities in Health (CSDH), University California, San Francisco-Berkeley; she currently serves as affiliated faculty within CSDH. Dr. Sanchez-Vaznaugh is a social epidemiologist whose research focuses on two interrelated strands: social inequalities in health and the extent to which environments and policies impact (or not) population patterns of disease overall and according to race or ethnicity, immigrant and socioeconomic status. Her research includes studies on the impact of school-based nutrition and physical education policies on population patterns of childhood obesity and fitness overall and across racial or ethnic groups, and the potential role of nearby school environments in the variability of obesity and fitness levels among children attending public schools. Dr. Sanchez-Vaznaugh has received research support from The Robert Wood Johnson Foundation’s Salud America! research network to prevent obesity among Latino children and Healthy Eating Research, The W.K. Kellogg Foundation and Kaiser Permanente. Dr. Sanchez-Vaznaugh presently receives research support to study multilevel influences on childhood obesity disparities from the National Heart Lung and Blood Institute, SFSU’s Office of research and Sponsored Programs, and translational research support from the Robert Wood Johnson Foundation’s Active Living Research national program. Dr. Sanchez-Vaznaugh served on the Institute of Medicine Committee on Physical Activity and Physical Education in the School Environment.