Prof. Hirsch is the Maria Von Hofmannsthal Chair in International Law at the Law Faculty and Department of International Relations of the Hebrew University of Jerusalem. He also serves as the Director of The International Law Forum at the Hebrew University, a member of the list of Panel of Conciliators and of Arbitrators maintained by the International Center for the Settlement of Investment Disputes (ICSID), and a member of the International Law Association committee on International Law on Foreign Investment. He was a member of the Committee established by the Israeli Ministry of Justice to prepare a new statute on sovereign immunity (1999-2003).
Prof. Hirsch has published books and articles on international economic law, sociology of international law, public international law and international legal theory. His recent publications include “The Sociology of International Economic Law", in the European Journal of International Law (2008), "Interactions between Investment and Non-Investment Obligations in International Investment Law", in Oxford Handbook of International Law on Foreign Investment (OUP, 2008); “African Countries in the World Trading System”, in International & Comparative Law Quarterly (co-author, 2012), “The Sociology of International Law”, in University of Toronto Law Journal (2005); “Compliance with International Norms In the Age of Globalization: Two Theoretical Perspectives”, in The Impact of International Law on International Cooperation (CUP, 2004); and "The Sociology of International Law" (OUP, forthcoming).
Prof. Hirsch taught in a number of universities (including University of Toronto (Munk School of Global Affairs); Zurich University (Law Faculty); Center for Transnational Legal Studies (London); New York Law School; Academy of International Trade Law (Macao); Dundee University (Graduate School of Natural Resources Law, Policy and Management); Tulane University (School of Law); and University of British Columbia (Law Faculty).