Biomedical Theories of DSD

Main

Gonadal Determination

1900

Klebs

Sex determined by Appearance

1910

Bell

Surgical Procedures

1910 - 2012

Young

Re-think Binary Assignments

1933

Cawais

Psychological Sex

1940

"Intersex"

1940

From hemaphrodite

Karyotype

1950

"Gender Identity"

1963

Stoller

Sex of Rearing

1965 - 1998

Money

Prenatal Exposure to Hormones

1965

Diamond

Intersex Society of North America

1996

Activist group, launch of website

Reimer, Rejects Sex of Rearing

1997

"Disorders of Sexual Development"

2006

Yogyakarta Principles

2006

Notwithstanding any classifications to the contrary, a person's gender identity are not, in and of themselves, medical conditions are not to be treated, cured or suppressed