Professor in the Sanford School of Public Policy
Professor in the Division of Environmental Sciences and Policy
Professor in the Department of Economics
Faculty Research Scholar of DuPRI's Population Research Center
Associate of the Duke Initiative for Science & Society
Affiliate of the Duke Center for International Development
Professor in the Department of Economics
Faculty Research Scholar of DuPRI's Population Research Center
Associate of the Duke Initiative for Science & Society
Affiliate of the Duke Center for International Development