

A seven-point scale comes nearer to showing the many gradations that actually exist." (Kinsey, et al. An individual may be assigned a position on this scale, for each period in his life. While emphasizing the continuity of the gradations between exclusively heterosexual and exclusively homosexual histories, it has seemed desirable to develop some sort of classification which could be based on the relative amounts of heterosexual and homosexual experience or response in each history.

The living world is a continuum in each and every one of its aspects. It is a fundamental of taxonomy that nature rarely deals with discrete categories. The world is not to be divided into sheep and goats. Males do not represent two discrete populations, heterosexual and homosexual. It was first published in Sexual Behavior in the Human Male (1948) by Alfred Kinsey, Wardell Pomeroy and others, and was also prominent in the complementary work Sexual Behavior in the Human Female (1953). "The Kinsey scale attempts to measure sexual orientation, from 0 (exclusively heterosexual) to 6 (exclusively homosexual). Everyone asks me what the Kinsey (Kinzie) Scale is.
