The fact that we have been vulnerable at set pieces suggests that is one area we need to improve on.
He makes too many mistakes for me, that free kick at Boro, the pen at Man City (ok it was a dodgy decision by Halsey), the Lescott goal at VP, the goal at Chelsea).
Does not command his area enough for me. But this debate about Villa keepers has been going on for the last 30 years as far as I can tell.