John Leventhal, American songwriter and producer

John Leventhal is an American musician, producer, songwriter, and recording engineer who has produced albums for William Bell, The Blind Boys of Alabama, Michelle Branch, Rosanne Cash, Marc Cohn, Shawn Colvin, Sarah Jarosz, Rodney Crowell, Jim Lauderdale, Joan Osborne, Loudon Wainwright III and The Wreckers. He has won six Grammy Awards.