foucault, like big figures from the academic world are being wheeled in to justify quite a lot of policy decisions, so that makes it clear that the territory... i take the point. it is directly relevant to issues facing philosophers, but if i am not wrong, your core beliefs in this area can be boiled down to something fairly simple, both drawn from your book, material girls, and also your blog posts. you believe that humans are born in male and female form. it's straightforward, it's binary, and that humans cannot change their sexual reality. is that a fair summation of the core of what your message is? they can't change their sex, yes. and the issue about whether sex is binary or not, yes. i think, in the sense in which biology is binary, then clearly human sex is binary, like 99.8% of us are completely, unambiguously, in one sex or the other, and there's a small amount of ambiguity, but that's consistent with there being a binary in nature. that's the only kind of binary we'd ever get, so... cos biology, basically, always includes variation. so, yes. now, you can't change sex, so, my v