His legal experience was varied, including work on behalf of the Beatles. In 1981, he successfully represented a client in a Supreme Court appeal. From 1983 to 1989, he worked in his firm's Paris office. He wrote several articles on International Commercial Arbitration. He was a Lecturer in law, School of Law, University of California, Berkeley, Ca. (1988); Adjunct Professor, New York Univ. Law School (1990-2020 ).