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 like I am Bulgarian, even though I have never been in the country where my father was born. My father died when I was only fifteen years old and I did not have the chance to learn Bulgarian." In November 2010, an exhibition was held in Gabrovo about Rousseff's origins. After Rousseff's election, Bulgarian Prime Minister Boyko Borisov promptly invited her for an official visit to the country. During her inauguration, he reiterated the invitation. Since her inauguration, Rousseff has received 21 letters from Bulgarian citizens. On 4 October 2011, President Rousseff visited Bulgaria for the first time ever for