in people's choice between hillary clinton or barack obama. >> yeah, so racial attitudes have a very strong impact. at the end of the day, you have to control for bungt things and there's a lot of things that can overlap. but one really pops out in the primaries. and there's another book out of the university of michigan that argues the same thing. >> we have a chart of hillary clsupport. it's a complicated chart, but it's an amazing -- no, that's not it. that's health care and resentment. since we have that up, let's talk about this. one of the points of your research is that not only is it the case that attitudes towards barack obama are being driven by people's racial attitudes, but now, in the obama era, you can predict people's opinions about