When I arrive at Dr Helen Webberley’s door it is hard to believe I am at the home of the woman who says she is Britain’s only private doctor to treat transgender children — and who is being investigated by the General Medical Council (GMC) for giving sex-change hormones to a child of 12. I mean, I’m in Abergavenny! This isn’t San Francisco or Bangkok. Inside her comfy cottage Webberley, 48, bustles about making us a nice cup of tea and I admire the photos of her three teenage children.

It’s not what I expected when I read the glowing headlines in a gay newspaper: “Hormones for 12-year-olds. Puberty-blockers without the wait. Trans healthcare available in every town — Helen Webberley has torn up the rule…