Walter Keiniger, Juan Pablo Rothschild and Maria Alejandra Stefanich lectured as Argentine TTN members, representing the Firm in the Third Latin America Event organized by Transnational Taxation Network, held in Buenos Aires, Argentina at the Alvear Hotel on November 14, 2011. Juan Pablo Rothschild also represented the Firm in the same event held in São Paulo, Brazil, on November 10, 2011. Walter Keiniger and Alejandra Stefanich gave presentations on tax issues and Juan Pablo Rothschild on international trade issues.