Theodore Edelman is a partner of Sullivan & Cromwell LLP and a member of the firm's Litigation Group. He divides his time between the firm's offices in New York and London. He has represented both U.S. and nonU.S. corporate clients in a wide variety of litigation and regulatory matters, including matters relating to antitrust, commercial contracts, commercial banking, corporations and securities, insurance and annuities, intellectual property, mergers and acquisitions, white-collar criminal investigations, and prosecutions and investigations by the U.S. Securities and Exchange Commission, New York Stock Exchange, the Financial Industry Regulatory Authority, U.S. Federal Trade Commission, U.S. Department of Justice, Federal Reserve Bank of New York, Commission of the European Communities, the offices of the attorney general of various states of the United States, and the banking, corporate, securities, and competition regulators in various other jurisdictions. Barton Legum is a founding partner of Honlet Legum Arbitration in Paris. He has over 30 years’ experience in litigating complex cases, with a focus on international arbitration and litigation in general and arbitration under investment treaties in particular. He has repeatedly served as lead counsel and arbitrator in ICSID cases, acting as counsel both for States and for investors. From 2000 to 2004, Bart served as Chief of the NAFTA Arbitration Division in the Office of the Legal Adviser, United States Department of State. In that capacity, he acted as lead counsel for the United States Government defending over $2 billion in claims submitted to arbitration under the investment chapter of the North American Free Trade Agreement (NAFTA). The United States won every case heard under his tenure. Bart is a past Chair of the ABA Section of International Law. He previously held a variety of offices in the Section, including Chair of the Disputes Division and Co-Chair of the Section’s International Litigation Committee. He is an editor of International Litigation Strategies and Practice (2d ed. 2014), a book published by the American Bar Association, and frequently writes and speaks at conferences on international arbitration and litigation.