MA in Political Science; Law School, University of Chile; postgraduate studies, Latin American Faculty of Social Sciences, University of Michigan, US. Attorney-at-Law. Until 1973, Political Adviser, Foreign Ministry and Director, Diplomatic Academy. 1981-88, Researcher in Mexico and Director, Institute of USA Studies, CIDE. Professor, Autonomous University of Mexico, Iberoamerican University and Institute of Diplomatic Studies. 1990, Chilean Ambassador for International Cooperation; Director, Multilateral Economic Affairs, Ministry of Foreign Relations, Chile; Vice-President, Agency for International Cooperation. 1994, Vice-Minister of Foreign Relations, Chile. 1994-99, Minister of Foreign Relations, Chile; 1999-2000, Minister Secretary-General for the Presidency; 2000-05, Minister of Interior and acting Vice-President when Head of State abroad. Since 2005, Secretary-General, Organization of American States. Member, Chilean Association of Political Science and Chilean Council of Intern