Rachel Glennerster CMG (born 21 October 1965) is currently the Chief Economist at the Department for International Development (DFID), the UK's ministry for international development cooperation, after formerly serving on DFID's Independent Advisory Committee on Development Impact. She is on leave as an affiliated researcher of the Abdul Latif Jameel Poverty Action Lab (J-PAL). Earlier she was the Executive Director of J-PAL till 2017 and the lead academic for Sierra Leone at the International Growth Centre, a research centre based jointly at The London School of Economics and Political Science and the University of Oxford. She helped establish the Deworm the World Initiative, a program that targets increased access to education and improved health from the elimination of intestinal worms