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