Genetic effects of gender atypical behavior and sexual orientation: A study of Finnish twins

Due to time constraints, this post is less review than description of results. However, I wanted to post something on this study in advance of some commentary coming from Michael Bailey on the topic.Here is the reference and abstract:Abstract: The existence of genetic effects on gender atypical behavior in childhood and sexual orientation in adulthood and the overlap between these effects were studied in a population-based sample of 3,261 Finnish twins aged 33–43 years. The participants c … [Read more...]

Parenting, homosexuality and gender atypical behavior

Over the next several days, I am going to comment on lots of new research out of Finland. Here is a preliminary post with a result sure to be surprising to some.First the reference and abstract:Alanko K, Santtila P, Witting K, Varjonen M, Jern P, Johansson A, von der Pahlen B, Kenneth Sandnabba N., Psychiatric Symptoms and Same-Sex Sexual Attraction and Behavior in Light of Childhood Gender Atypical Behavior and Parental Relationships,J Sex Res. 2009 Apr 2:1-11. [Epub ahead of … [Read more...]


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