"Foreign Exchange Regulations in Colombia." Teaching Experience: Teaching Assistant, Universidad de Los Andes: Administrative Law (1979); Public International Law (1979, 1980). Professor: Universidad de Los Andes: Private international Law (1987, 1990 and 2000); International Business Contracts (1994-1997, 2000-2005); Commercial Agency Contracts (1994-1997, 2000-2005); International Conflict of Law (2004, 2005); Civil Law, Obligations and liabilities (1984-2005). Experience: Member of the firm, Cahn-Speyer, Paredes & Asociados, since 1982, Counsel: Klaymen & Gurley, P.C., Washington, D.C., 1987-2005; Gruman Worldwide Chartered, 1989-2005.