Just as the players in college football present a carousel of talent, the coaches have their own circus rides that can create waves throughout the sport.
The Texas Longhorns enter year No. 3 of a rebuild that started following their 5-7 disaster in 2010. As one of the most experienced teams in the country, a near 180-degree switch from a season ago, Texas is on the brink of a true resurgence.
But just as success—in the form of a conference title and beyond—will re-establish the 'Horns as a top program, anything close to mediocrity or stagnation could signal the end for a number of coaches.
Defensive coordinator Manny Diaz is definitely in a make-or-break season for his job, for reasons well endured. Who else is on the hot seat?