Apparently conservatives are in the minority in psychology. The explanation must be discrimination! It couldn’t possibly be that people with PhDs are a bit put off by the current state of conservative politics in the US, could it?
Oh, and, in case you didn’t get the memo: it’s now totally unacceptable to offer biological explanations for gender differences. And apparently it has been for some time. (I guess someone forgot to tell Steve Pinker, Simon Baron-Cohen, David Buss, and the rest of them. And the people throwing grant money at them. And writing the endless news reports.)