Chris Elias, MD, MPH, is president of the Global Development Program of the Bill & Melinda Gates Foundation. He leads the foundation’s efforts to accelerate the delivery of proven health care products and solutions to those who need them most — especially women and children. Chris recently served as the president and CEO of PATH, an international nonprofit organization dedicated to improving the health of people around the world by developing innovative health technologies, strengthening health care systems, and encouraging healthy behaviors.