Can you believe sex is immutable?

Not according to an employment judge — but will the appeal tribunal agree?

Is a belief that sex is different from gender so extreme that it’s unworthy of respect in a democratic society?

That’s the opening question Ben Cooper QC and Anya Palmer ask the Employment Appeal Tribunal in a devastating skeleton argument prepared for a two-day hearing that starts this morning.

Their client is Maya Forstater, a researcher, writer and adv…