Professor Marc Weller (associate tenant) is a senior international lawyer in the University of Cambridge and Director of the Lauterpacht Centre for International Law. He is an expert on the use of international law in domestic courts, issues of jurisdiction and immunities, disputes involving territory and other aspects of public international law. He is regarded as an authority in the areas of human and minority rights, self-determination and secession, and the use of force in international law, having authored, edited or co-edited some 25 books on these issues.
Professor Weller is a fully qualified and accredited mediator and a Fellow of the Chartered Institute of Arbitrators. He served as Senior Mediation Expert in the United Nations Secretariat and as senior legal advisor in a host of international peace settlements and other sensitive negotiations. This has included the independence of Kosovo and South Sudan, autonomy settlements around the world, and power-sharing arrangements and constitutional reviews after violent conflict around the world. Most recently, he served as senior advisor to the peace process in Yemen, and to Kofi Annan and Lakhdar Brahimi, the UN Special Envoys on Syria. In addition to his advisory work for governments and international organisations, he has appeared in the International Court of Justice, and contributed to arbitrations and other cases. Professor Weller is the winner of the 2014 Halsbury Legal Award for his ‘unrivalled—stellar’ contribution to the field.