Image 20 Quarterback Photo credit: Mike Kaplan, USAF In gridiron football, the quarterback is the leader of the offensive team. At most levels, but especially at the college and professional level, the quarterback is one of the most visible and important roles on the team, being responsible both for calling plays and making decisions during the play. Shown here is Shea Smith of the Air Force Falcons during the 2007 Armed Forces Bowl. More selected pictures