http://books.google.com/books?id=NyicMIxzkUwC&pg=PA29&source=gbs_toc_r&cad=0_0#v=onepage&q=&f=false
It details why our culture's current model of sex is harmful, especially to women. It's really worth reading, digesting, and thinking about.
I found it referenced by this blog post:
http://www.gamecritics.com/alex-raymond/women-arent-vending-machines-how-video-games-perpetuate-the-commodity-model-of-sex
The post is mostly about one new videogame, but it could easily be about many. It applies very well to the coverage of sex in videogames as a whole. It was referenced in turn by this post:
http://shakespearessister.blogspot.com/2009/09/i-want-to-play-too.html
Which is a great stream of thought on one reason why women don't want to play your game - and why it's not something you can't fix.