Shon Faye: The transgender issue

According to research in the US and the UK, roughly one in a hundred people may be transgender. But the fact that the debate about transgender rights has become a political battleground, isn’t driven so much by the numbers but more by conflicting ideologies. Stephen Sackur asks author and journalist Shon Faye if all the attention on issues of sex, gender and identity is making it easier to be trans or not?