Elie Hassenfeld is the Co-Founder and Chief Executive Officer at GiveWell. Elie sets the strategy and oversees the work of GiveWell, with a particular emphasis on leading GiveWell’s research. He previously worked in the hedge fund industry, which he left to co-found GiveWell in 2007. He has a B.A. in religion from Columbia University. He enjoys taking up (and mostly failing at) new athletic pursuits and spending time with his wife and young children.