Robert L. McDonald is the Erwin P. Nemmers Distinguished Professor of Finance at Northwestern University’s Kellogg School of Management, where he has taught since 1984. He is co-editor of the Review of Financial Studies and has been an associate editor of the Journal of Finance, the Journal of Financial and Quantitative Analysis, Management Science, and other journals. He holds a BA in economics from the University of North Carolina at Chapel Hill and a PhD in economics from MIT.