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Psychology

Eastern Illinois University

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Full-Text Articles in Lesbian, Gay, Bisexual, and Transgender Studies

Exploring Balanced Polymorphism Theory: Homosexuality, Personality, And Attractiveness, Rikki Singh Jan 2004

Exploring Balanced Polymorphism Theory: Homosexuality, Personality, And Attractiveness, Rikki Singh

Masters Theses

An evolutionary theory known as balanced polymorphism (Hutchinson, 1959), which accounts for the prevalence of the deadly hereditary disease called sickle cell anemia, may prove to be a possible solution to the evolutionary paradox of homosexuality. The evolutionary advantage supported by the theory may account for the current and future prevalence of homosexuality. The theory works on the basis of a heterozygotic advantage, which is simply the advantage gained by a combination of two extreme genotypes. In this case, the heterozygotic advantage is the personality of a homosexual and the sexual orientation of a heterosexual. To test this theory, forty-eight ...