Until June 2011, Marc Perrin de Brichambaut was Secretary General of the Organization for Security and Co-operation in Europe (OSCE). Prior to taking up this post in June 2005, Perrin de Brichambaut was a Conseiller d’État (administrative judge) in the Conseil d’État, France’s highest administrative court. Since entering public service in 1974, he has held a variety of senior positions in the French civil service, including Ambassador and Head of the French Delegation to the OSCE from 1991 to 1994. A graduate of the École Normale Supérieure de Saint–Cloud, the Institut d’Études Politiques de Paris, and the École Normale d’Administration, Marc Perrin de Brichambaut is a respected commentator on international affairs.