Dr. Michelle Williams, ScD is the Stephen B. Kay Family Professor of Public Health and Chair of the Department of Epidemiology at the Harvard School of Public Health. Previously a professor of epidemiology and global health at the University of Washington School of Public Health, Williams has a longstanding relationship with the HSPH Department of Epidemiology, from which she received her doctorate in 1991. She has published more than 260 scientific articles and has received numerous research and teaching awards, including the American Public Health Association's Abraham Lilienfeld Award. In 2011, President Barack Obama presented Williams with the Presidential Award for Excellence in Science, Mathematics, and Engineering Mentoring. Dr. Williams's major research interests lie in the areas of women's reproductive health and child health. Her work focuses on integrating genomic sciences and epidemiological research methods to identify risk factors, diagnostic markers, treatments and prevention targets for disorders that contribute to maternal and infant mortality. Her current activities include research and teaching collaborations with epidemiologists in Peru, Chile, Thailand, and Ethiopia.