Government leaders and judges from the United States often speak at or visit the law school. These have included former President Jimmy Carter; Justices of the Supreme Court Ruth Bader Ginsburg, Harry A. Blackmun, William J. Brennan Jr., Antonin Scalia, Clarence Thomas, and Sandra Day O'Connor; former New York State Governor Mario Cuomo; former New York City Mayors Edward Koch, David Dinkins, Rudolph Giuliani and Michael Bloomberg; Drew S. Days III, U.S. Solicitor General; Thomas Pickering, former U.S. Ambassador to the United Nations; and Chief Prosecutor Luis Moreno Ocampo of the International Criminal Court. In May 2011, Newark, New Jersey, Mayor Cory Booker gave the commencement address. In October 2011, UN Secretary-General Ban Ki-moon spoke. In March 2012, then-U.S. Senator from Massachusetts, now Secretary of State John Kerry gave the 2012 Sidney Shainwald Public Interest Lecture.