David is a global public health and disease prevention expert. He currently is a Distinguished Fellow at the Trust for America’s Health (TFAH), where he focuses on U.S. domestic public health issues. He is also a clinical associate professor at the University of Washington School of Public Health. Most recently, David was the Chief Medical Officer and Senior Vice President for Public Health at PATH, a global nonprofit organization. David is the former director and health officer of Public Health—Seattle and King County, and was director of global health strategies at the Bill & Melinda Gates Foundation. He has also served as the Deputy Director for the Centers for Disease Control and Prevention (CDC) and as the State Epidemiologist for the Oregon Health Division.

David currently serves on the boards of the Low Income Investment Fund and the Trust for America’s Health, and the Ruckelshaus Center. His former global health board service includes the Gavi: The Vaccine Alliance, Global Alliance for Improved Nutrition (GAIN), Health Metrics Network, and the Partnership for Maternal, Newborn & Child Health. He holds a BS in biology from State University of New York and an MD from State University of New York Upstate Medical University.