In my Psychology of Women class, we watched a really interesting documentary entitled, "Middle Sexes: Redefining He and She." It discussed transgendered people, children who like to dress up in clothes of the opposite sex, babies born intersexed, trans people in India and Thailand, and many more similar topics. I thought one part was particularly interesting, in which they discussed an experiment that was conducted to test what degree, if any, of sexual arousal homophobes feel when viewing gay porn. The results are very interesting: