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This is an accepted version of this page This is the latest accepted revision, reviewed on 16 January 2025. Pattern of romantic or sexual attraction "Sexual preference" redirects here. For the book, see Sexual Preference (book). Sexual orientation Sexual orientations Asexual Bisexual Heterosexual Homosexual Related terms Allosexuality Androphilia and gynephilia Bi-curious Gray asexuality ...
The Klein Sexual Orientation Grid (KSOG) developed by Fritz Klein attempts to measure sexual orientation by expanding upon the earlier Kinsey scale.Fritz Klein founded the American Institute of Bisexuality in 1998 which is continuing his work by sponsoring bisexual-inclusive sex research, educating the general public on sexuality, and promoting the bisexual community.
Sexual identity can change throughout an individual's life, and may or may not align with biological sex, sexual behavior or actual sexual orientation. [ 6 ] [ 7 ] [ 8 ] In a 1990 study by the Social Organization of Sexuality, only 15.7% of women and 34.9% of men who reported some level of same-sex attraction had a homosexual or bisexual identity.
In most societies, there is a basic division between gender attributes associated with males and females, a gender binary to which most people adhere and which includes expectations of masculinity and femininity in all aspects of sex and gender: biological sex, gender identity, gender expression, and sexual orientation.
A disorder of anxiety or depression related to an uncertainty about one's gender identity or sexual orientation has been classified as sexual maturation disorder by the World Health Organization in the ICD-10, under "Psychological and behavioural disorders associated with sexual development and orientation". [25] Sexual orientation by itself is ...
Fritz Klein, in his Klein Sexual Orientation Grid, included factors such as how orientation can change throughout a person's lifetime, as well as emotional and social orientation. [24] Kinsey, Storm, and Klein are only three of more than 200 scales to measure and describe sexual orientation. [25]
Researchers have shown that the SDN-POA aides in sex-dimorphic mating behavior in some mammals, which is representative of human sexual orientation. [6] The human equivalent to the SDN-POA is the interstitial nucleus of the anterior hypothalamus, which is also sexually dimorphic and has demonstrated dissimilar sizes between sexualities.
Scales of sexual orientation are classification schemes of different sexual orientations.Definitions of the term sexual orientation normally include two components: the "psychological" and the "behavioral" component, but definitions of the two components vary between researchers and across time. [1]