Born on 25 March 1949 in Budapest, Hungary

• Law degree at the ELTE Law School of Budapest, 1972
• Various research fellow positions at the Institute for State and Law, Hungarian Academy of Sciences since 1972
• PhD and Habilitation at the Hungarian Academy of Sciences, 1977 and 1982
• Founder and spokesperson of the Hungarian League for the Abolition of the Death Penalty, Budapest, 1988-1994
• Legal Counsellor to the President of Hungary, 1991-1992
• Chair of Comparative Constitutional Law, University Professor, Central European University (Budapest), 1993-2007
• Member, American Law Institute, 1996
• Member, Hungarian Academy of Sciences, 1997
• Recurrent Visiting Professor, Cardozo School of Law, New York, since 1990; Global Faculty, New York University Law School, since 1996
• Board of Directors of the Open Society Justice Initiative of New York, 2001-2007
• Vice-President of Section from 1 January 2015 to 31 July 2015
• President of Section from 1 August 2015 to 31 January 2017
• Vice-President of the Court from 1 November 2015 to 31 January 2017
• Judge of the European Court of Human Rights from 1 February 2008 to 23 April 2017