By Richard Johnson Caleb Williams, C.J. Stroud, Max Duggan and Stetson Bennett will vie for the coveted award. The Heisman Trophy has long been, basically, a quarterback award. Wide receiver DeVonta Smith won it in 2020, and defensive end Aidan Hutchinson was at least invited to New York last year for the ceremony, but they may as well change the trophy from a stiff-arming football player to one completing a throwing motion. Again this season, there does seem to be a clear front-runner who emerged late in November to steal the award—because Heisman candidacies are about platform in addition to…