In fact, we found across all candidates, for all offices, Republicans, on average, have more competent faces than Democrats.
Palin, in particular, scores highly. And there's evidence that snap judgments of "facial competence" have a real impact on the vote. Though it's clear, from the study that "facial competence" is a simple stand-in for generic attractiveness, as the big winners are Palin, Romney, and Evan Bayh.Via Tyler Cowen.