Nice series of short take-downs of Evolutionary Psychology from the "women of Slate magazine". Meghan O'Rourke puts her finger on it when she says:
The trouble with evolutionary psychology is that there are no (or few) ways of testing its theorems. With enough ingenuity on the part of the researcher, nearly any finding about gender can be twisted to suit the evolutionary lens.
Incidentally, here's a new bit of research that puts paid to the notion of women as the more talkative sex. A good portion of the evo psych edifice is starting to look bit crumbly.
My title, by the way, refers to this.