Kurt Vonnegut, Jr. ( /ˈvɒnɨɡət/; November 11, 1922 – April 11, 2007) was a 20th century American writer. His works such as Cat's Cradle (1963), Slaughterhouse-Five (1969) and Breakfast of Champions (1973) blend satire, gallows humor and science fiction. As a citizen he was a lifelong supporter of the American Civil Liberties Union and a critical liberal intellectual. As for ethics he was known for his humanist beliefs and was honorary president of the American Humanist Association.