New Studies Point to Biological Basis for Male Homosexuality

A study out yesterday lends support to the fraternal birth order theory of male homosexuality. Also called the older brother effect, the effect has been hypothesized to relate to an immune response in mothers of sons. The more sons a woman has, the more likely her younger sons will not be heterosexual. Although without support … Continue reading “New Studies Point to Biological Basis for Male Homosexuality”

An antiboy antibody? Problems for the “maternal immune hypothesis”

In June 2006, Anthony Bogaert released a study in the Proceedings of the National Academy of Science which created a world wide buzz about a possible biological basis for the same-sex attraction of some men. A recent Journal of Biosocial Science article by Neil Whitehead takes on this hypothesis and finds several problems. I don’t … Continue reading “An antiboy antibody? Problems for the “maternal immune hypothesis””

Year in review – Top ten stories from 2006

As much for my own reference and recollection as anything else, I compiled this top ten list of stories from 2006. Since I am the only voter, the list is subjective and regular readers might arrange them differently or think I should have included another story over one of these. I am interested to hear … Continue reading “Year in review – Top ten stories from 2006”

Ted Haggard – Pastor’s Case Stirs Debate: Denver Post

Today’s Denver Post has an article by Kevin Simpson and Eric Gorski that reports on the various views of sexual orientation and how the restoration of Ted Haggard might proceed. A balanced article, the reporters include quotes from Anthony Bogaert, Daryl Bem, Robert Spitzer, Jack Drescher, Mary Heathman, Joe Nicolosi, Alan Chambers and yours truly. … Continue reading “Ted Haggard – Pastor’s Case Stirs Debate: Denver Post”

Bearman and Bruckner: There is no fraternal birth order effect

Peter Bearman and Hannah Bruckner authored a paper in 2001 that was later published in the American Journal of Sociology, vol. 107, 1179-1205, 2002 which offers a major challenge to the recent fraternal birth order effect suggested by Anthony Bogaert. Bogaert’s research, published in the Proceedings of the National Academy of Science of the USA, … Continue reading “Bearman and Bruckner: There is no fraternal birth order effect”

Older brothers and gay little brothers

Anthony Bogaert has a new study out today about the older brother theory. Well, technically tomorrow, since it is not out on the Proceedings of the National Academy of Science website yet. This study seems to leave the “feared older brother” theory looking pretty shabby. However, the hype over the study is sure to overlook … Continue reading “Older brothers and gay little brothers”