When affirmative action and gay marriage are both dominating the headlines (on both sides of the Atlantic, in the case of gay marriage), you know that stereotypes posing as scholarship won't be far behind. And, right on cue, here's the University of Texas law professor Lino Graglia, an opponent of affirmative action, speculating about "cultures of failure" in black and Hispanic households. Is there any, you know, evidence for his argument?

He's fairly upfront about admitting that he doesn't know. It's a stereotype: that's how they work.