Crisler was also a member of the NCAA football rules committee for 41 years and its chairman for nine years .
Crisler retired from coaching after the 1947 season and served as the University of Michigan 's athletic director from 1941 to 1968 .
Crisler was also a Crisler of the NCAA football rules committee for 41 years and its chairman for nine years .
Crisler retired from coaching after the 1947 season and served as the University of Michigan 's athletic director from 1941 to 1968 .