Yes, I have a citation[1]. I've also got anecdotal evidence from studying computer science at Stuyvesant High School and Carnegie Mellon University. To be clear, I didn't mean that programmers everywhere disrespect and harass women. I meant that sufficiently many programmers act this way for it to have a negative effect on female CS participation.

1. http://www.networkworld.com/community/blog/there-sexual-hara...

EDITED TO ADD: where's your citation for the "brain wiring" comment above?