Surprise!
Feminists would’ve never guessed this. Having children helps your career if you’re a man and hurts it you’re a woman.
See the New York Times: http://mobile.nytimes.com/2014/09/07/upshot/a-child-helps-your-career-if-youre-a-man.html?smid=fb-nytimes&smtyp=cur&bicmp=AD&bicmlukp=WT.mc_id&bicmst=1409232722000&bic&_r=0&referrer=
Feminist Philosophers 
Raise your hand if young fathers in your department put happy happy fun times photos of themselves with their young children on their homepages–and even on their department’s faculty list—but no women in your department (assuming there are any!) do this.