You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract Sao Paulo Museum Exhibits 20 Years of Alexandre Gama's Ads Work, Sometimes Controversial, Is For VW, GE, Levi's, Johnnie Walker and Anti-Smoking Groups in Brazil By Laurel Wentz, Published on April 28, 2014 0 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.