Klein Sexual Orientation Grid [SEP] named after
Klein Sexual Orientation Grid
The Klein Sexual Orientation Grid (KSOG) developed by Fritz Klein attempts to measure sexual orientation by expanding upon the earlier Kinsey scale. Klein first described the KSOG in his 1978 book "The Bisexual Option".
In response to the criticism of the Kinsey scale only measuring two dimensions of sexual orientation, Klein developed a multidimensional grid for describing sexual orientation. Unlike the Kinsey Scale, the Klein grid investigates sexual orientation in the past, the present and in the idealized future with respect to seven factors
six years, receiving his MD in 1961. He practiced as a psychiatrist in New York City in the 1970s.
Self-identified as bisexual, Klein was surprised at the lack of literature on his sexuality in the New York Public Library in 1974. That year he founded the Bisexual Forum, the first support group for the bisexual community.
Klein Sexual Orientation Grid and other works.
He devised the Klein Sexual Orientation Grid, a multi-dimensional system for describing complex sexual orientation, similar to the "zero