Marilyn Jean Buck (December 13, 1947 – August 3, 2010) was an American Marxist and feminist poet who was imprisoned for her participation in the 1979 prison escape of Assata Shakur, the 1981 Brink's robbery and the 1983 U.S. Senate bombing. Buck received an 80-year sentence, which she served in federal prison, from where she published numerous articles and other texts. She was released on July 15, 2010, less than a month before her death at age 62 from cancer. Early life and education Buck was born December 13, 1947 in Midland, Texas, the daughter of Louis Buck, an Episcopal minister. Her mother was a nurse; both are deceased. The family was active in the civil rights movement; when Dr. Buck opposed segregation at St. Andrew's Episcopal School in Austin, Texas, picketed, and harshly criticized the bishop, crosses were burned on their lawn and he was removed as minister from the congregation of St. James in Austin, Texas, a congregation which had been integrated by the previous clergyman and his family. Dr. Buck returned to his veterinarian career, from which he had entered the clergy, to support his family. Buck attended the University of California at Berkeley and the University of Texas at Austin, graduating from New College of California while incarcerated. She subsequently earned a master's degree in Poetics from New College. 1960s and 70s activism At the University of Texas, Buck was involved in organizing against the Vietnam War, as well as anti-racist activities. She joined Students for a Democratic Society (SDS) and worked with Austin's underground newspaper, The Rag. In 1967, Buck moved to Chicago where she edited SDS' New Left Notes and attended an SDS teacher-organizer school. With other SDS women she helped to incorporate women's liberation into the organization's politics. She subsequently returned to San Francisco where she worked with Third World Newsreel in outreach in support of Native American and Palestinian sovereignty and against U.S. intervention in Iran and Vietnam and in solidarity with the Black liberation movement. With colleague Karen Ross, she explained their practice: "We stop people on the street, and confront them with our films. Involve them as participants. It has come to them during a walk down the street, they’ve stumbled upon it. They have been confronted. The decision to watch, to register disgust or interest is now theirs. To those inquisitive, we explain more." In 1973, Buck was convicted