American-born Brazilian nun who was an outspoken advocate for the environment and the rights of the poor. She was murdered on her way to a community meeting for Amazon rights.
She was born in the United States but became a naturalized Brazilian citizen in the 1970s.
She worked steadfastly against deforestation, earning her the resentment of local ranchers, many of whom employed criminals.
She had one brother, David Stang, who met with the American Ambassador to Brazil following her death.
Martin Sheen narrated the English version of the documentary about her: They Killed Sister Dorothy.