Listen now (60 min) | John Tesh's career has spanned several decades and several different areas of focus. He started in radio and television as an anchor and journalist, hosted Entertainment Tonight for a decade, composes and performs music, and has hosted the radio show Intelligence For Your Life since 1997. He talks with Heath about his relationship to his father growing up, his battle with pancreatic cancer, and where he gets his faith in God. John's memoir Relentless was released earlier this year.