Other activities
Member, Scientific Advisory Board, AREVA (2012 - 2015)
Numerous consultations on administrative and international law at the request of various authorities in France and abroad (French and foreign ministries of foreign affairs), public and semi-public bodies and international organizations (UNESCO and various other organizations, the Federation of International Civil Servants Associations (FISCA), staff associations of several international organizations, United Nations University) and private companies
Counsel before the Administrative Tribunal of the I.L.O., Appeal Boards of the O.E.C.D., the European Space Agency and the Council of Europe in numerous cases
Adviser to the French Representative on the Working Group of Governmental Experts on the Right to Development, established by the United Nations Commission on Human Rights (1981)
Associate Consultant, LYSIAS Advocates (Paris) (1993 - 2007)
Consultant-Expert to the Arbitration Commission of the International Conference on Yugoslavia (“Badinter Commission”) (1991 - 1993)
Rapporteur of the French Committee Jurists on the Creation of an International Criminal Tribunal for Former Yugoslavia (“Truche Commission”) (1993)
Member of the French Delegation to the C.S.C.E. (Helsinki, 1992, Geneva, 1992)
Member, French Delegation at the 46th, 51st, 56th, and 61st sessions of the United Nations General Assembly (1991, 1996, 2001, and 2006)
Member of the French delegation at the GATT ministerial session (Geneva, 1982), at UNCTAD VI (Belgrade, 1983) and a number of sessions of the Trade and Development Board
Government expert at the UNESCO Congress on Education for Disarmament (June 1980), Report on “Disarmament in the teaching of international questions”; Consultant on the same subject (August 1981)
President, Association for the study of external legal policies (POJUREX) (since 1987)
President, French Association for Disarmament Research and Studies (AFRED) (1979 - 1982)
Assistant of an Advocate to the Council of State and the Court of Cassation (drafting written procedural documents for applications to the Council of State and to administrative tribunals) (1969 - 1975)