Degree in law and diplomacy, Warsaw University, 1960. Postgraduate, Warsaw University, 1962. Doctor of Philosophy in International Law, Jagiellonian University, 1969.
Habilitation, Institute International Affairs, Warsaw, 1990.
Member staff Polish Institute International Affairs, 1961-1989, deputy editor-in-chief monthly, 1963-1968, senior researcher, 1969-1977, head European Security Department, 1978-1989. Fellow Institute East-West Security Studies, New York, 1984-1985. Project leader European security Stockholm International Peace Research Institute, 1989—2001, director, leader security project, since 1991.
Professor Warsaw University, since 2001. Undersecretary of state Ministry of Foreign Affairs, Warsaw, 2001—2003, secretary of state, 2003—2005, minister foreign affairs, 2005. Professor College Europe, Natolin, Poland, since 2006.
Negotiator Helsinki Final Act of Conference for Security and Cooperative in Europe, Geneva, 1973-1975, Belgrade, 1977-1978, Madrid, 1980-1983, Vienna, 1986-1988. Personal representative chairman-in-office Trans-Dniester Conflict Region of the Republic of Moldova, 1992-1993. Member numerous international committees.
Editor, public SIPRI Yearbook on Armaments, Disarmament and International Security, since 1992. Member advisory board United Nations Educational Studies on Peace and Conflict, European Fellowship Programme, Center for European Securities Studies. Co-chairman independent working group Future Security Agenda for Europe, 1994-1996, Stockholm Agenda for Arms Control, 1999.
Member science council Institute Political Studies, Polish Academy of Sciences.
President Polish United Nations Student Association, 1962-1964. Secretary general Polish United Nations Association, 1975-1980. Member of National Security Council Poland, Science Council of the Institute for Peace Research and Security Studies (Hamburg, Germany), Swedish Royal Academy of War Studies, International Institute Strategic Studies.
Married Barbara Sikorska, January 15, 1970. 1 child, Alicja.