This is the latest I could find :
Mitchell, who holds a doctorate in American social history from CU and began teaching history here in 1984, also won the SOAR Award for teacher of the year in 1998.
(But then again, Ward Churchill - who’s still pulling a CU check - was given exceptional student grades, as well.)
“We’ve never contested that Dr. Mitchell was a popular instructor and that he’s (an) immensely likable gentleman. That’s how most people around here would characterize him,” CU spokesman Bronson Hilliard...
So I'm guessing this guy is an instructor on a year-to-year contract. That said, there appears to be no obvious way he has broken any rules or not performed his contract.