The Big 12's longest-tenured coaches

The Big 12 hasn't done a great job when it comes to membership longevity, but the guys on the sidelines in a headset? Few leagues have been better when it comes to the game's longest-tenured coaches. The two coaches who have been in the league the longest? They're the guys who happen to be among the best and among those blessed with the greatest amount of resources, too. Mack Brown came to Austin as John Mackovic's replacement in 1998. The former North Carolina coach had a solid pedigree as the head Tar Heel, and set out to man one of college football's sleeping giants.