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Filtering by: Creator Donnelly, Jeffrey P. Creator Boltseridge, Nathan H. Degree Name Master of Arts (M.A.)

Identical confusion : the history of twin studies on sexual orientation, 1952-1973

Creator:

Boltseridge, Nathan H.

Abstract:

In 1952, at the height of the McCarthy era, Franz Kallmann, a Jewish psychiatrist and eugenicist who fled the National Socialist regime in Germany, published a study, in which he claimed to have found a one hundred percent concordance rate for homosexuality among forty pairs of identical twins. From this...

Resource Type:

Masters Thesis

Full Text:

Psychiatric Association 1952, p. 38. 2 For more on early treatments of homosexuality see Katz 1991, pp. 129