Pete Seeger (1919-2014) was an American folk singer and social activist known for his musical protest against war and social injustice. He grew up in a musical family and attended Harvard University before dropping out. Seeger formed folk groups like the Almanac Singers and The Weavers in the 1940s. He protested the Vietnam War through songs like "Bring Em Home" and "Waist Deep in the Big Muddy" which criticized U.S. involvement. Seeger believed that music could inspire change by uniting communities around messages of social justice.