I mean...
Anae left, was ask to leave after 2010...
Doman took over from 2011 to 2012
Then Anae came back with an entire different offensive scheme and system
Anae left after 2015, insert Detmer
Detmer was let go after a disastrous offense after the 2017 season
Now we have Grimes.
The QB's under each OC was:
Anea 2005 - 2010: Beck, Hall, Nelson, Heaps
Doman 2011 - 2012: Heaps, Nelson, Taysom, Lark
Anae 2.0 2013 - 2015: Taysom, Stewart, Mangum, Hoge
Detmer 2016-2017: Taysom, Mangum, Critchlow, Hoge
Grimes 2018-Present: Mangum, Wilson, Hall