When this book was first published in 1922 it came with a message that it was 'For sale to the medical profession only'. It is a psychoanalytic study of the supposed causes of homosexuality. Wilhelm Steckler (1868 ? 1940) was an Austrian physician and psychologist, who became one of Sigmund Freud's earliest followers, and was once described as "Freud's most distinguished pupil". Many believe that "Stekel may be accorded the honour, together with Freud, of having founded the first psycho-analytic society.