Associate Professor of International Law, University of Helsinki, 1985-1987. Legal Adviser, Iran-United States Claims Tribunal, 1990-1994. Deputy Chief, Legal Service, United Nations Compensation Commission, 1994-1998. Director, Institute of International Economic Law, University of Helsinki, 1998-2000. Secretary General and Senior Claims Judge, Claims Resolution Tribunal for Dormant Accounts in Switzerland, 2001-2002. Of Counsel, LALIVE, 2002-2006. Partner, LALIVE, 2007—. Expert, Arbitration Commission of the International Conference for the Former Yugoslavia, 1993. Adjunct Professor of International Law, University of Helsinki 1998 —. Visiting Scholar, United Nations University, 1999. Commissioner, Property Claims Commission, Kosovo, 2000—. Member, Steering Committee for International Mass Claims Processes, Permanent Court of Arbitration, 2000—. Professor, Hague Academy of International Law, 2002.