Leading international lawyer Philippe Sands KC joins 11KBW


We are delighted to announce that Professor Philippe Sands KC has joined Chambers.

Philippe’s practice covers a wide range of areas, acting as counsel and arbitrator. Areas in which he currently advises, litigates and arbitrates include:

  • maritime boundary disputes in the Caribbean, Atlantic and Pacific Oceans;
  • international claims relating to natural resources, pollution and environmental protection;
  • international investment disputes, as arbitrator;
  • issues relating to human rights and immunities;
  • international claims relating to the use of force and allegations of genocide and crimes against humanity, and other violations of fundamental human rights;
  • cases relating to individual violations of international criminal laws;
  • international sports disputes, as arbitrator.

He has appeared before the European Court of Justice; the International Court of Justice; the World Trade Organisation dispute settlement organs; the International Tribunal for the Law of the Sea; the International Criminal Court; and the Special Court for Sierra Leone. He has appeared in arbitrations under the rules of the International Centre for the Settlement of Investment Disputes, the Permanent Court of Arbitration and the International Chamber of Commerce; the World Bank Inspection Panel; and the Special Court for Sierra Leone. 

Philippe is Professor of Public Understanding of Law at University College London, and Samuel and Judith Pisar Visiting Professor of Law at Harvard Law School. He is President of English PEN and on the board of the Hay Festival of Arts and Literature.

Author of numerous academic books on international law, including Principles of International Environmental Law (2018, 4th edition) and Bowett’s Law of International Institutions (2009,  6th edition, with Pierre Klein), Philippe also writes for a broader audience, his books including East West Street (2016) and The Ratline (2020). He is an occasional contributor to many publications, including the Guardian, Financial Times and New York Times, and appears regularly on the BBC and CNN. His latest book, The Last Colony, was published in September 2022.

Philippe says:  “I am excited to be joining 11 KBW, an outstanding chambers with a serious  commitment to further developing its profile in my fields of public international law and international sports arbitration. I am especially thrilled to be teaming up with some esteemed junior colleagues with whom I have worked so closely for many years.” 

Daniel Stilitz KC, Joint Head of Chambers, says: We are delighted that Philippe is joining 11KBW. Philippe is a renowned leader in international law and a very welcome addition to Chambers.”