Emma Sulkowicz, a senior visual arts student at Columbia University in New York City, carries a mattress in protest of the university’s lack of action after she reported being raped during her sophomore year. (Andrew Burton/Getty Images)   Rarely does a roundtable make you pause and wish for an old fashioned VHS recorder, but Melissa Harris-Perry pulled that off brilliantly on Saturday with a highly needed and deeply uncomfortable discussion about women judging other women on sexual assault 'matters'. Buckle up. Women parsing rape? Themselves? How dare they. For background, they used the Hot Topic Columbia University "He [...]