Bob Dylan underwent a period of transformation in the late 1960s after a motorcycle accident in 1966. He retreated from public life and spent time in Woodstock, NY recording loose, informal sessions with the Band that became known as the Basement Tapes. In 1967, he released the sparse folk album John Wesley Harding, which helped end the psychedelic era. By 1970, Dylan had grown disillusioned with his role as a spokesman for the counterculture. He surprised many with the haphazard Self Portrait album, seen as a betrayal of his talents but which Dylan may have intended to discourage obsessive fans. This period of Dylan's career was highly misunderstood but productive, yielding some of his most creative work