assertive without being pushy, lest voters turn away for reasons that they may not acknowledge are sexist but researchers say are. is it sexist to compare elizabeth warren to hillary clinton? >> i mean every woman is going to be compared to hillary clinton, and every woman is going to be expected to be likeable, and have that, try to prove themselves to be likeable in a way that men don't have to. and there isup research after research after research that shows that if a woman seeks an office, if a woman looks like she is too ambitious, all of a sudden she is not likeable anymore. and women running for office have to deal with this all the time. women have to worry about the tone of their voice. people don't necessarily equate power with a woman, the timbre of a women's voice. those are issues women have to deal with. i say this to women running. you know it's out there. to the media commentators and those covering it, you should know it is out there, too, and