Elizabeth's research is focused on the prevention of micronutrient deficiencies and on the prevention and improved treatment of obesity and diabetes in underserved populations, with a particular focus on maternal, child and adolescent populations, and on work with schools and school-based health centers. She has expertise in design and implementation of community-based research studies and the collection and analysis of dietary intake, food security, nutritional biomarker, physical activity, body composition and anthropometric data. She is a pediatric registered dietitian with a B.S. in human nutrition and an M.S. in public health nutrition from Case Western Reserve University, and a Ph.D. in epidemiology from the University of California, Davis.