That's the only question in a legal context; it's not clear why that would be the only question (or one at all) in social contexts. Your comment seems to sugge

That's the only question in a legal context; it's not clear why that would be the only question (or one at all) in social contexts. Your comment seems to suggest that you don't realize that one's legal gender status can and often does follow one's gender identity: http://en.wikipedia.org/wiki/Legal_aspects_of_transsexualism http://en.wikipedia.org/wiki/Legal_aspects_of_transsexualism