Jonah Goldberg downplays the Bradley Effect:
If there's much undercounting because of race, it's overwhelmingly because non-racist people are afraid to tell pollsters they're not voting for the black guy for fear of people like Stephanopolous calling them racist.
Isaac Chotiner unpacks this:
The great and good American people are not racist; instead, they have been intimidated by the liberal media. Poor Mr. and Mrs. X really, really have no problem with voting for a black man. No problem at all. But they have heard elitist liberals on television talk about racism, and, alas, they have no choice but to lie to a Gallup employee (or a Rasmussen computer) because they do not want to be publicly humiliated fo [sic] supporting a white candidate like McCain...