Not sure myself, but others have pointed out the S&C coach spends the most time with the players, more than anyone else. Might be something you could only really tell internally?
Our o-line seemed to not really generate any push, but then the d-line had no issues with strength from what I could tell.
That's the only thing I could think of. If Andrews was running a loose ship... some of that mental sloppiness we saw may have been attributed to his style.