First inauguration of Dilma Rousseff as him – the Workers' Party. The inauguration marked the formal culmination of the Presidential transition of Dilma Rousseff that began when she won the Brazilian presidential election on October 31, 2010, and became the President-elect. The results were certified by the Supreme Electoral Court on December 17, 2010. Rousseff, who campaigned using the slogan "For Brazil to keep on changing", was widely-celebrated as the first female president of Brazil and a symbol of continuity from her highly popular predecessor, Luiz Inácio Lula da Silva. According to the Sensus polling institute, Lula might have been the most popular head of
Dilma Rousseff instead of being weakened, Rousseff was chosen by Lula to be the new Chief of Staff. She took office on 21 June 2005, becoming the first female to assume the position. As a former Energy Minister, she also holds a seat on the board of directors of Petrobras. According to Gilberto Carvalho, the President's private secretary, Rousseff caught the attention of Lula for her courage to face difficult situations and for her technical skills. Franklin Martins, another guerrilla fighter-turned-minister, said Lula was very impressed with Rousseff's management of the Ministry of Energy, where she prevented another blackout. "Lula realized that