Functional Cerebral Asymmetry and Sexual Orientation in Men and Women

Functional cerebral asymmetry was assessed in 32 gay men and 32 heterosexual men and in 30 lesbians and 30 heterosexual women with a linguistic dichotic listening test. All groups showed the typical greater right-ear accuracy and, by inference, left-hemisphere representation for language functions. As shown repeatedly in previous studies (e.g., M. P. Bryden, 1982), among heterosexuals, consistent-right-handers showed greater perceptual …