Jeffrey Hammer teaches economics in the Woodrow Wilson School of Public and International Affairs at Princeton University, where he is affiliated with the Research Program in Development Studies and the Center for Health and Wellbeing. Prior to that he was at the World Bank for 25 years where he held various positions related to public economics, the last three in the New Delhi Office. He was a co-author of the World Development Report 2004 “Making Services Work for Poor People”. His current research is on the quality of medical care in developing countries, absenteeism of teachers and health workers, determinants of health status and improving service delivery through better accountability mechanisms.

Dr. Hammer has a PhD in Economics from the Massachusetts Institute of Technology.