His research interests include Tort Reform, Corporate and Securities Law, Federal Judicial Structure, and the role of Political Parties in Federalism. He received a B.A. from Yale University, and a J.D. and a PhD. in Political Science from Stanford University. After clerking for Judge R. Guy Cole, he was a Robert Wood Johnson Fellow at the University of California at Berkeley. Yoon's recent articles include "Mandatory Arbitration and Civil Litigation: An Empirical Study of Medical Malpractice Litigation in the West" (in the American Law and Economics Review) and "Love's Labor's Lost: Judicial Tenure Among Lower Federal Court Judges, 1945-2000" (in the California Law Review). While at Princeton, he will be completing a book-length empirical study that analyzes tort reform from the perspectives of law, economics, and political science.