John R. Crook
– United States
John Crook teaches international arbitration at George Washington University Law School and currently acts as presiding or party-appointed arbitrator in investment treaty cases in ICSID, the PCA, and other settings. During three decades in the U.S. State Department’s Office of the Legal Adviser, he was U.S. Agent at the Iran-United States Claims Tribunal and was deeply involved in creating the UN Compensation Commission. He later was General Counsel of the Multinational Force and Observers (which operates peacekeepers in the Sinai Desert) and a commissioner on the Eritrea-Ethiopia Claims Commission. Crook is past vice-president of the American Society of International Law. He has written widely on dispute settlement and is a member of the Board of Editors of the American Journal of International Law. He is a graduate of Yale Law School and Wabash College.