>But to prove that, we don't need to know that a couple particular gay guys
>lack elder brothers - we need data on a whole lot of gay and straight men.
Exactly.
>It's of course possible that the study was based on false or biased data,
>but
>as said I see no particular reason to assume so.
Having had the benefit of seeing the conculsions of a scattering of similar
studies generated over the past 30 years, I have plenty of reason to say to
them "Show me your data. Prove it wasn't biased."
>I can't see any a priori reason why the causes of male homosexuality should
>necessarily the same as those of female homosexuality. The article asserted
Would you assert the same about male and female heterosexuality?
>that there is no correlation between a woman's sexual orientation and the
>number of her elder siblings of either gender.
Or it's yet another case of "lesbians don't get AIDS".
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