Referee for: Journal of Law, Economics & Organization; Journal of Legal Studies; American Law and Economics Review; International Review of Law and Economics; and the Review of Law and Economics.
Co-organizer of the International Conference: Medical Accidents and Patient Safety- Legal and Interdisciplinary Perspectives.
Panel Chair of the law and Economics section in the AALS Annual Meeting
Co-organizer of the Midwestern Law and Economics Association Annual Conference
Editor in Chief of the Bar-Ilan University Law Journal (1996-1998)