Justin Sandefur
Program Director, Global Growth Fund
Justin Sandefur leads Coefficient Giving’s program on economic growth in low- and middle-income countries. Before joining Coefficient Giving in 2025, he was a senior fellow at the Center for Global Development in Washington D.C., a visiting professor at Georgetown University and Peking University, and an advisor to the Tanzanian National Bureau of Statistics. He holds a D.Phil. in economics from Oxford University.