Article
How can psychological adaptations be heritable?
Novartis Foundation symposium - 1 Jan 2000
Bailey J M
Abstract excerpt
By Fisher's fundamental theorem, selection depletes additive genetic variation. However, moderate heritabilities are invariably obtained for psychological traits, even those that have been under intense selection. Examples include sociosexuality (interest in emotionally uncommitted sex), schizophrenia and sexual orientation, which have all been subject to strong sexual selection. A number of factors can help...
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