Alice Dreger — American Scientist

Alice Domurat Dreger is an American bioethicist, author, and former professor of Clinical Medical Humanities and Bioethics at the Feinberg School of Medicine, Northwestern University in Chicago, Illinois... (wikipedia)

Conjoined twins simply may not need sex-romance partners as much as the rest of us do. Throughout time and space, they have described their condition as something like being attached to a soul mate.
What we should care about is health - reduction of morbidity and mortality. Too often, we instead pay attention to whether something is 'normal.' A hospital may spend several million dollars separating a pair of conjoined twins, even though that separation is likely to leave them worse off.
You can't go into new life experiences without the understanding that yeah, you may fail, but knowing you might fail can't stop you from trying.
No matter how little we think anatomy should matter to one's social and political rights, surely we can't pretend biology doesn't matter in sports. Surely there's a reason we don't let adults play in the t-ball leagues, and a reason most women athletes want their own leagues.
I don't have the panic I used to have, meeting people who are androgynous, but when you meet someone whose identity is unclear, that throws your own identity into flux because the way we treat each other is very gendered.