Gavin Yamey MD, MPH, MA is the Director of the Center for Policy Impact in Global Health based in DGHI. Dr. Yamey has served as a commissioner on three previous Lancet commissions: the Lancet Commission on Tuberculosis, the Lancet Commission on Investing in Health, and the Lancet Commission on Global Surgery. He is currently a commissioner on the Lancet-SIGHT Commission on Peaceful Societies Through Health and Gender Equality, and he chairs the international advisory committee to the Lancet Commission on Global Hearing Loss. He co-chairs the Partnership for Maternal, Newborn and Child Health's Finance and Economics Working Group.