GONZALO PEREYRA DE OLAZABAL Lawyer who graduated from the Universidad Católica Argentina, L.L.M. in U.S. Law Washington University, School of Law, St. Louis, Missouri, U.S.A. Founding partner of the "Pereyra de Olazábal, Lasheras Bunge y Bustillo Abogados" law firm, and of LEFT MAPPING (Intangible Asset Management), both in the city of Buenos Aires, Argentina. RAFAEL U. GIMENES Qualified as Doctor of Law from the University of São Paulo (USP) in 1997. Specialised in tax law at the Centro de Extension Universitaria, 1998. Master's degree in Law (LL.M.) from the University of Michigan, 2000. Worked as a lawyer in the Husch & Eppenberger, LLC, law firm in St. Louis, USA (2000-2001). Admitted into the Order of Attorneys of Brazil (OAB) in 1998. He works principally in questions of international, company, contract and tax law.