Sixteen of the school's graduates have served on the Supreme Court of the United States, more than any other law school. Four of the current eight members of the court graduated from HLS: the chief justice, John Roberts;associate justices Neil Gorsuch; Stephen Breyer; and Elena Kagan, who also served as the dean of Harvard Law School, from 2003 to 2009. Past Supreme Court justices from Harvard Law School include Antonin Scalia, David Souter, Harry Blackmun, William J. Brennan, Louis Brandeis, Felix Frankfurter, Lewis Powell (LLM), and Oliver Wendell Holmes Jr., among others. Ruth Bader Ginsburg attended Harvard Law School for two years.