Graças Foster as the Transportadora Brasileira do Gasoduto Bolivia-Brasil. In 1998, Foster was working for a Petrobras unit that was involved importing natural gas from Bolivia. During this time, she met Dilma Rousseff, who in October 2010, would be elected to serve as the first female President of Brazil. In 1998, Rousseff was a relatively unknown energy official, serving in Rio Grande do Sul in southern Brazil. Foster and Rousseff developed a lifelong professional relationship, based in their mutual support of the leftist Workers Party, which rose to power in 2002, resulting in the election of Luiz Inácio Lula da Silva as
Dilma Rousseff she kept things moving," he said. By choosing Rousseff, Lula also prevented the political dispute between Palocci and Dirceu to succeed him, while Rousseff did not have such ambition for being a new member of the Workers' Party, and not belonging to any party faction, she moved about well in all of them. Rousseff said to Carvalho that being appointed as Chief of Staff was a much bigger surprise for her than being appointed as Minister of Energy. In the opinion of Rio Grande do Sul Senator and former Governor Pedro Simon, since Rousseff took office, "seriousness is being imposed"