the Revue du Crieur, a left-wing journal. Arbitrator He acted as a chairman, sole arbitrator or member of the tribunal in numerous international arbitration proceedings (under the rules of the ICSID, ICC, LCIA, AAA, IACAC, etc.) as well as in ad hoc arbitration proceedings (UNCITRAL). He was a chairman in NAFTA proceedings under UNCITRAL Rules. He also acted as co-arbitrator in other investment treaty arbitrations. Lawyer and counsel Gaillard acted as a counsel in numerous international arbitration proceedings (mainly oil & gas, construction, international investment, environment and mergers & acquisitions matters). In 2005, he drew the attention of the world's legal community when he began representing the majority shareholders in Yukos Oil Company against the Russian Federation, for compensation up to US$50billion, the largest international arbitration ever. An award on jurisdiction was issued on November 30, 2009 in those proceedings, according to which the tribunal accepted that it has jurisdiction to hear the case pursuant to the provisions of the Energy Charter Treaty (ECT). In three awards dated 18 July 2014, the Arbitral Tribunal constituted in accordance with Article 26 of the Energy Charter Treaty (ECT) and the UNCITRAL Arbitration Rules under the auspices of the Permanent Court of Arbitration (PCA) ordered Russia to pay over US$50 billion in compensation for the indirect expropriation of OAO Yukos Oil Company (Yukos). The main proceedings he worked on are the representation of the majority shareholders in Yukos Oil Company as Claimants in a series of three arbitrations against the Russian Federation, Wena Hotels against the Arab Republic of Egypt (ICSID Case No. ARB/98/4), The Slovak Republic as Respondent in an ICSID arbitration against Ceskoslovenska Obchodni Banka, A.S. (“CSOB”) (ICSID Case No. ARB/97/4), SGS Société Générale de Surveillance S.A. as Claimant in an ICSID arbitration against the Republic of the Philippines (ICSID Case No. ARB/02/6), SAUR International against the Argentine Republic (ICSID Case No. ARB/04/4), SGS Société Générale de Surveillance S.A. as Claimant in an ICSID arbitration in The Hague and Paris against the Islamic Republic of Pakistan (ICSID Case No. ARB/01/13), Plama Consortium Limited as Claimant in an ICSID arbitration in Paris against the Republic of Bulgaria (ICSID Case No. ARB/03/24). Death Gaillard died from aortic dissection on April 1 2021 at the age of 69 at a hospital in Paris. Works Books Author, Legal Theory of International Arbitration, Martinus Nijhoff Publishers, May 2010, 202 pp. Author, La jurisprudence du CIRDI :