Stereotypes are often better predictors of human behavior than actual psychological research. [0] Would Damore been more justified in his memo if he simply cited common stereotypes rather than psychology research?
Throwing out psychology, as the author of the original piece wants to do, is a double edged sword. You may knock the legs out from under Damore's stool, but you have no evidence left to use to argue against him. Indeed, quite a few people's "gut feelings" are going to be aligned with his argument.