Dr Bockting says a more appropriate standard for new identity documents would be evidence the role change is permanent and medically necessary to relieve the stress would-be transgender people experience from the conflict between their gender identity and their birth sex.

BBC: Transgender Americans take on New York

This includes cyberbullying and bullying based on a student's actual or perceived race, color, national origin, sex, disability, sexual orientation, gender identity or religion.

CNN: Congress, help fight bullying

And the Safe Schools Improvement Act, sponsored by Senator Bob Casey of Pennsylvania and Representative Linda Sanchez of California, would require school districts to adopt codes of conduct specifically prohibiting bullying and harassment, including on the basis of race, color, national origin, sex, disability, sexual orientation, gender identity, and religion.

WHITEHOUSE: Empowering Young People to Build a Kinder, Braver World