The article starts with the following interesting anecdote:
A Swedish couple has refused to reveal the sex of their 2-year-old to anyone -- except those on diaper duty. When word got out about their decision to eschew personal pronouns and sex-appropriate clothing, the parents made international headlines. The mother explained her thinking to the press: "It's cruel to bring a child into the world with a blue or pink stamp on their forehead."The Salon article, however, is focussed on discussing physiological and psychological differences between boy and girl children based on recent studies of children.
Full article here.