The current President's rating from historians will probably be a lot better than the current media and politicians trying to be elected indicate.
http://en.wikipedia.org/wiki/George_W._Bush
This seems to happen with every sitting President unless one of the incumbent's protégés is trying to step into his shoes like with the first Bush and Ronald Reagan.
http://en.wikipedia.org/wiki/List_of..._United_States
I doubt if GW Bush will be in the top ten Presidents but cannot see him in the bottom ten either.
http://en.wikipedia.org/wiki/Histori...tes_Presidents