Cass R. Sunstein graduated in 1975 from Harvard College, and in 1978 from Harvard Law School. After graduation, he clerked for Justice Benjamin Kaplan of the Massachusetts Supreme Judicial Court and Justice Thurgood Marshall of the U.S. Supreme Court. Before joining the faculty of the University of Chicago Law School, he worked as an attorney-advisor in the Office of the Legal Counsel of the U.S. Department of Justice. Professor Sunstein's research and teaching interests include administrative law, environmental law, welfare law, jurisprudence, and constitutional law. He is author of The Cost of Rights: Why Liberty Depends on Taxes (with Stephen Holmes) 1999, One Case at a Time: Judicial Minimalism on the Supreme Court, 1999, Facts and Fantasies About Human Cloning (with Martha Nussbaum), 1998, and Free Markets and Social Justice, 1997, among many other books and articles.