The players with a worse Corsi than Dorsett: Henrik, Vey, Horvat, Kassian, Kenins.
The players with a worse Fenwick than Dorsett: Henrik, Vey, Kassian, Kenins, Horvat, Richardson, McMillan.
Those two stats are really the only ones they really track with puck possession. So unless someone has another stat than by all means Dorsett has assured his spot in the lineup is justified. I hate advanced stats too so this killed me to write.