Eric Posner is Kirkland and Ellis Professor of Law, University of Chicago. He is author of (with Jack Goldsmith) The Limits of International Law (Oxford, 2005), and Law and Social Norms (Harvard, 2000); and editor of Chicago Lectures in Law and Economics (Foundation, 2000) and (with Matthew Adler) Cost-Benefit Analysis: Legal, Economic, and Philosophical Perspectives (University of Chicago, 2001). He is also an editor of the Journal of Legal Studies. He has published articles on bankruptcy law, contract law, international law, cost-benefit analysis, constitutional law, and administrative law, and has taught courses on international law, foreign relations law, contracts, employment law, bankruptcy law, secured transactions, and game theory and the law. His current research focuses on international law, including the laws of war, international adjudication, and war crimes trials. He is a graduate of Yale College and Harvard Law School.