Jello wrote:
"Obviously, such research does not speak at all to the question of the prejudice level of the president," said Banaji, "but it does show that George W. Bush is appealing as a leader to those Americans who harbor greater anti-black prejudice."
So it could also be stated that:
"but it does show that George W. Bush is not appealing as a leader to those Americans who harbor greater anti-white prejudice."