 Despite the controversies , Schulz is remembered both as an innovator and one of the toughest football players in the early days of the game . In 1951 , Schulz was selected as the greatest center in football history in a poll conducted by the National Football Foundation and became one of the initial inductees into the College Football Hall of Fame . He has also been inducted into the Michigan Sports Hall of Fame and the University of Michigan Athletic Hall of Honor . 
