Transsexual Professor Blames Scientific Gender Gap on Institutional Bias

"Aside from his unique vantage point, the thrust of Barres' article is that neither Summers nor the prominent scientists who defended his position used hard data to back up the claim that biology makes women less inclined toward math and science.
He cites several studies -- including one showing little difference in the math scores of boys and girls ages 4 to 18 and another that indicated girls are groomed to be less competitive in sports -- to support his discrimination argument."