Professor in the Hubert Department of Global Health of the Rollins School of Public Health, Emory University, with a joint appointment in the Department of Epidemiology.
Degrees in nutrition (BSc, University of London, England) and epidemiology (MPH, PhD, Columbia University, New York, USA).
Expertise in nutritional and life-course epidemiology, with a focus on longitudinal research in low and middle-income country contexts.
Principal Investigator of the long-running INCAP Nutritional Supplementation Longitudinal Study, following a cohort of individuals who participated as children in a nutrition supplementation trial in Guatemala.
In collaboration with researchers in Brazil, Guatemala, India, the Philippines and South Africa as well as in England and the US, he studies the development of adult health and human capital.
Secondary interests: methodologies of dietary assessment and program evaluation and has published 300 peer-reviewed manuscripts.
Fellow of the American Society for Nutrition.
Past Chair of the Global Nutrition Council of the American Society of Nutrition and is Associate Editor of the Journal of Nutrition
