Dr. Mamadi Yilla, PhD., is a member of the Senior Executive Service of the U.S. government. She is currently the Deputy Coordinator for Multisector Relations in the U.S. Department of State’s Office of the Global AIDS Coordinator and Health Diplomacy, which provides oversight for the PEPFAR program. Prior to joining the Dept. of State, Dr. Yilla served the U.S. Centers for Disease Control and Prevention as a research fellow in immunology, improving diagnostic tools for vaccine-preventable childhood diseases. Dr. Yilla completed undergraduate and graduate training at the State University of New York at Buffalo, and post doctorate training at MIT in Cambridge, MA. Born and raised in Sierra Leone, she was educated in Sierra Leone, the United Kingdom and the United States. Dr. Yilla is married and the mother of three daughters, her eldest is a recent graduate from Penn State University and her twins are recent graduates of Harvard College.