Simon Jäger is an Associate Professor of Economics at the Massachusetts Institute of Technology (MIT) and a research fellow at the National Bureau of Economic Research. He graduated with a Ph.D. in economics from Harvard University after studying economics at the University of Bonn and at the University of California, Berkeley. His work combines experimental and quasi-experimental methods with large administrative datasets to shed light on the functioning of labor markets and the origins and consequences of inequality. He holds affiliations with the NBER, CEPR, IZA, and CESifo and was a visitor at Stanford University during the academic year 2019–2020 and the CEO of IZA from 2022 to 2023.