Shawn Watson is in his tenth year as an offensive coordinator in the Big 12 (2000-05 at Colorado, 2007-10 at Nebraska). Every year except 2007 under Bill Callahan, he has had playcalling responsibilities. Following are the Big 12 total offense ranks of of the offenses at Colorado and Nebraska for which Watson called plays.
2000 (Colorado): 8th, 362.0 YPG
2001 (Colorado): 2nd, 434.4 YPG
2002 (Colorado): 9th, 374.5 YPG
2003 (Colorado): 9th, 372.6 YPG
2004 (Colorado): 9th, 339.6 YPG
2005 (Colorado): 8th, 333.1 YPG
2008 (Nebraska): 6th, 450.8 YPG
2009 (Nebraska): 11th, 332.8 YPG
2010 (Nebraska): 6th, 414.2 YPG
It's been said that the definition of insanity is to try the same thing over and over again and expect different results.