Valerie Flax is a Senior Research Public Health Analyst at RTI Internationa. She is a nutrition interventionist and evaluator with nearly 20 years of experience implementing public health programs and conducting research in low- and middle-income countries. She uses a mix of qualitative, observation, and survey research methods to evaluate large-scale nutrition programs and to develop and test innovative community-based interventions to improve maternal and child nutrition. Dr. Flax is also an adjunct assistant professor in the Department of Nutrition at the University of North Carolina.