Charles Cameron Woodson (born October 7, 1976) is an American former professional football player who played in the National Football League (NFL) for 18 seasons with the Oakland Raiders and Green Bay Packers. He spent his first 14 seasons as a cornerback and his final four as a safety. Woodson played college football for the Michigan Wolverines, three times selected to the All-Big Ten team, twice earning All-American honors. As a junior in 1997, he was a national champion and the first defensive player in college football history to win the Heisman Trophy.