José da Costa Carvalho Neto has been tapped by Brazil's president Dilma Vana Rousseff to run Eletrobras, one of the top 10 publicly-traded electric companies in the world. His task is to make Eletrobras the largest clean energy company system in the world by 2020. Marla Barnes and Michael Grossman recently sat down with Carvalho Neto in his office in Rio de Janeiro to learn more about this company and its ambitions for the future.