Maureen Lewis is the co-founder and CEO of Aceso Global, a non-profit organization that strengthens health systems in emerging markets and developing countries by improving hospital management, quality and performance. She is a Nonresident Fellow at the Center for Global Development and at the Latin America Program at CSIS, and an Adjunct Professor at Georgetown University’s School of Foreign Service. She spent 22 years at the World Bank, where she held various positions including Chief Economist Human Development, Manager for Human Development Economics in Eastern Europe and Central Asia and Lead Economist in Latin America and the Caribbean. Dr. Lewis was a Senior Fellow at the Center for Global Development and was previously a Senior Research Associate at The Urban Institute working in Latin America. Dr. Lewis has published books on health and growth, the economics of HIV/AIDs, political economy of health care as well as articles on a range of other development topics. She received a B.S.F.S. and M.S. in Economics from Georgetown University and a Ph.D. from Johns Hopkins University. She is a board member of USA Health Alliance, and of Guidelines and Economists Network International, and a member of the Council on Foreign Relations.