In early September, the Max Planck Institute for Comparative Public Law and International Law (in co-operation with Oxford University Press) launched the new edition of the Max Planck Encyclopedia of Public International Law (MPEPIL). It is an updated, comprehensive work covering the central and essential topics in international law. The project was initiated in 2004 under the auspices of Professor Dr. Rüdiger Wolfrum, Director of the Max Planck Institute and constitutes a new edition of the so-called Encyclopedia of Public International Law, which was published under the general editorship of Professor Dr. Rudolf Bernhardt between 1991 and 2001. The online version…