W. Bentley MacLeod is Sami Mnaymneh Professor of Economics, Professor of International and Public Affairs, and an affiliated Law Faculty at Columbia University. He is a specialist in law, labor and contract economics, with a focus on how incentives are designed to take into account the complex interplay between reputation effects, market competition, and social norms. MacLeod has been a fellow of the Econometric Society since 2005 and a fellow of the Society of Labor Economists since 2012. His work has been published in the Rand Journal of Economics, the Quarterly Journal of Economics, the Journal of Economic Literature, and the American Economic Review, among others. MacLeod holds a B.A. (with distinction) and a M.Sc. in mathematics from Queen's University, Kingston, Canada and a Ph.D. in economics from the University of British Columbia, Vancouver, Canada.