Alex Tabarrok is Bartley J. Madden Chair in Economics at the Mercatus Center at George Mason University and director of research for The Independent Institute. He is the co-author with Tyler Cowen of the popular economics blog MarginalRevolution and co-founder of the online educational platform Marginal Revolution University. He is the author of the recent e-book Launching the Innovation Renaissance (TED books) and Modern Principles of Economics, a leading principles of economics textbook (with Tyler Cowen). Tabarrok’s recent research looks at patent system reform, the effectiveness of bounty hunters compared to the police, how judicial elections bias judges and how local poverty rates impact trial decisions by juries. Other research examines methods to increase the supply of human organs for transplant, the regulation of pharmaceuticals, and voting systems. Tabarrok is the editor of the books Entrepreneurial Economics: Bright Ideas from the Dismal Science, The Voluntary City: Choice, Community, and Civil Society and Changing the Guard: Private Prisons and the Control of Crime. His papers have appeared in the Journal of Law and Economics, Public Choice, Economic Inquiry, Journal of Health Economics, Journal of Theoretical Politics, The American Law and Economics Review, Kyklos and many other journals. Popular articles by Professor Tabarrok have appeared in The New York Times, The Wall Street Journal, and many other magazines and newspapers.