Associate Professor of Constitutional Law at the Panteion University of Political and Social Scienc- es, Athens. Supreme Court Lawyer specialized in Public Law, member of the Athens Bar Associa- tion. From 9 September 1996 until 9 December 1997 he served as the General Secretary of Public Administration to the Ministry of Interior, Public Administration and Decentralization. In the 2000 general elections he ran as an MP candidate with the Socialist party PASOK (Panhellenic Socialist Movement) at the second electorate prefecture of Athens and he was elected in the third place of his party ballot. From 23 January 2002 until 7 March 2004 he served as the Deputy Minister of Foreign Affairs, responsible for International Economic Relations and Development Cooperation. In the 2004 general elections he ran as an MP candidate with PASOK at the second electorate prefecture of Athens and he was elected in the second place of his party ballot. In the 2007, 2009 and 2012 general elections he was elected in the first place of the second electorate prefecture of Athens. On 6 October 2009 he was appointed as Minister of Labour and Social Security. From September 2010 until May 2012 he was appointed to the post of Minister of Health and Social Solidarity. On the 3 of December 2012 he announced the launch of a new political movement, the Radical Movement of Social-Democratic Alliance, RIKSSY. In June 2014 he was appointed Minister of Education and Religious Affairs.