George Papandreou was leader of the Panhellenic Socialist Movement (PASOK) party from February 2004 until March 2012, and prime minister of Greece from October 2009 to November 2011. He had previously served as minister for educational and religious affairs and, from 1999 to 2004, as minister of foreign affairs. Born in 1952, he first entered the Greek parliament in 1981. Since 2006, he has been president of the Socialist International and is a visiting professor at Harvard University.