Intersex Society of North America ISNA is a peer support, education, and advocacy group founded and operated by and for intersexuals: individuals born with anatomy or physiology which differs from cultural ideals of male and female. http://www.isna.org

UK Turner Society Contains support, information on hormone replacement therapy for folks with Turner's, health issues for folks with TS, and personal stories. http://www.tss.org.uk/

The Sex That Dare Not Speak Its Name A long article by Emily Nussbaum in the current issue of Lingua Franca details the rise of the increasingly successful intersex social justice movement, its alliances with humanists and social scientists in the academy, and growing pockets of change within the medical community. http://www.isna.org/pr/pr4-29-99.html

Find others with XXY A great support, bonding, and resource site for people with Klinefelter's syndrome. http://www.globalwebsol.com/xxy/

The Genetic Interest Group UK-based organisation that aims to increase the public/government profile of genetic conditions. The AIS Support Group (UK) is affiliated to GIG. http://www.gig.org.uk

Guide to Medical Intersexuality Vocabulary Includes such bitterly funny entries as "Ambiguous Genitalia: Genitalia that refuse to declare their sex to doctors--no doubt on the principle that under interrogation by the enemy you should give only name, rank, and serial number." http://www.sexuality.org/l/transgen/intvoca.html

MRKH Listserv and Online Support Group Homepage A discussion group for XX females with ovaries but lack of vaginal, and often uterine development. http://www.surrogacy.com/online_support/mrkh

Inside Intersexuality Information and support for intersexuals and parents of intersexuals. Articles on genital surgery, gender orientation, sexual identity, and message board. http://www.healthyplace.com/communities/gender/intersexuals/

Hypospadias Why it happens, what it is, what to do; see photos of hypospadias and contact others with it. Discusses androgen insensitivity, testicular feminization syndrome, development, and even ISNA. http://www.the-penis.com/hypospadias.html

Genetic Org Klinfelter's support site. Designed to provide support and education for families and professionals dealing with these genetic conditions, including sex chromosome variations 47XXY, 48XXYY, 48XXXY, 49XXXXY, and 46XY/47XXY mosaic. http://www.genetic.org/

GIRES: The Gender Identity Research & Education Society Registered UK charity that sponsors research and education on gender identity. http://www.gires.org.uk/

Guevedoces of the Dominican Republic About these children who comprised 2% of live births in the 1970s. They appeared to be girls at birth, but developed muscles, testes, and a penis at puberty. http://www.usrf.org/news/010308-guevedoces.html

Ambiguous Genitalia and Intersexuality Discussion of the types and causes of intersexuality. http://author.emedicine.com/PED/topic1492.htm

Abnormal Sex Differentiaton This site will help parents and patients understand intersexuality and the challenges that accompany syndromes of "abnormal" sex differentiation. From the Johns Hopkins Children's Center. http://www.hopkinsmedicine.org/pediatricendocrinology/

Sex Police The biology of sex is being hotly debated, as parents, doctors and researchers reevaluate what it means to be male and female. This is an article about 'gender reinforcement' surgery by a subscriber to the US branch of the AIS Support Group. http://www.salon.com/health/feature/1999/04/05/sex_police/

Parents, Families and Friends of Lesbians and Gays PFLAG (Parents Families and Friends of Lesbians and Gays) is a national organization promoting the health and well-being of gay, lesbian, bisexual and transgendered persons and their families and friends. They have a trans-specific chapter (PFLAG-TSON) and several pamphlets on subjects like "Our Transgendered Children." http://www.pflag.org