Sex-Crazed Love Goddesses

New at Reason: Adultery (rumored to be more common where the weather's sultry) isn't such a hot deal for the goose, but what could the gander possibly be getting out of it? Are men hardwired to cheat and women hardwired to lie, or is that just what the poets say? Does the science of evolutionary psychology have a future? You'd think the people would have had enough of silly love songs, but what's wrong with that? Cathy Young would like to know.