Styrelseuppdrag (urval)
President of FIDE (Féderation Internationale pour le Droit Européen) 1996 – 1998
President, Swedish FIDE Assocation of European Law, 1994 – 2022
President of the Swedish Association for Competition and Marketing Law, 1971 – 2022
President, Swedish Association for the Protection of Industrial Property 1974 – 1997
Member of Advisory Board, Common Market Law Review, 1996 – 2022
Member of Advisory Board, European Competition Journal, 2004 – 2022
Chairman of Editorial Board, Scandinavian Studies in Law 1995 – 2022
Founder and Chairman of Editorial Board, Europarättslig Tidskrift/Journal of European Law (ERT) 1998 – 2022
Chairman of the Board, Nordiskt Immateriellt Rättsskydd/ Nordic Intellectual Property Review (NIR) 1995 – 2022