Dorn has been in a very bad slump for a while now. The timing of it seems to coincide with the time he was away from the club "for personal reasons". I have no idea what those reasons were or if they have anything to do with Danny's slump but something is definitely working against him. One good thing about him recently is that he is taking walks at a much higher rate than early in the season.
His last 10 games:
And a recent video with Danny:
YouTube - Bats 1B/OF Danny Dorn talks 2011 season