Alexis Diamond is an economist, methodologist, and data scientist whose research and professional experience focuses on impact evaluation and results measurement. From 2006 to 2015, he led the internal evaluation unit at IFC, the private-sector development arm of the World Bank. Prior to joining IFC, he worked at The Rand Corporation on syndromic surveillance and for the German Ministry of Labor on a large-scale evaluation of the Hartz IV job-training projects in the former East Germany. Currently an associate professor at the Minerva School of Arts and Sciences at Keck Graduate Institute in California, Alexis has lectured on evaluation at universities and international institutions around the world, including Harvard University, where he taught the course on Impact Evaluation at the JFK School of Government. He obtained his PhD from Harvard University in Political Economy and Government and he holds an MA in International Development from Carleton University in Ottawa, Canada. Alexis has twice won the Gosnell Prize for Excellence in Political Methodology (awarded annually by The American Political Science Association for the best work of statistical methods presented at a political science conference), for helping invent new and rigorous evaluation approaches applicable to non-experimental settings.