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 senior Petrobras personnel in bribes to win offshore oil and gas related contracts, whilst Rousseff chaired the national oil and gas company. Later SBM illicitly funded her Workers Party during Rousseff's first Presidential election. The scandal gave rise to Operation Lavabos (Car wash), which in turn led to Rousseff's popularity falling to 5% in the polls as the enormity of the levels of corruption at the organisations she headed came to light. In 2015, millions of Brazilians protested in over fifty cities and her downfall became an inevitability. Taylor's revelations would later lead to Rousseff's predecessor, President Lula being jailed