Elijah co-founded ImpactMatters with Dean Karlan. He previously co-founded and served as executive director of Walimu, a health nonprofit in Uganda. He received his B.A. in economics from Yale.
Michael holds a Ph.D. in economics from M.I.T. and previously served as chief program officer for the Robin Hood Foundation. During the 1990s, he served on the editorial board of The New York Times and as the Times’ economics columnist.
Tamsin leads ImpactMatters process to rate nonprofits. She received her B.A. in International Studies and Economics from Vassar and led the Vassar Haiti Project.
Dev and Ops Manager
Josh manages fundraising, finances and human resources. He previously worked as a paralegal at Ladas and Parry L.L.P. and as an operations supervisor at SPORTLOGiQ. He received his bachelor's degree from McGill University.
Maria gathers data and conducts analysis for impact reports. She received her B.A. in Economics and Political and Social Thought from University of Virginia.
Stan oversees ImpactMatters financial operations. Over a thirty year career at Citigroup, he worked as C.F.O. and Finance Director for multiple business units, most recently Strategy Sourcing and Procurement Services.