On my way out of Edinburgh University last week, where I’d just delivered a speech on how feminists should resist male violence, I was attacked by a shrieking “transgender person” (to cite the term used in a Scotsman headline). Had it not been for the three burly security guards surrounding me, I would have been punched. I usually use female pronouns to refer to trans women, as a courtesy. But this is a courtesy I won’t extend to someone seeking to hurt me physically. This was a man—specifically, a misogynist who’d become notorious under the (since deleted) Twitter handle TownTattle. He was deeply offended that I’d been allowed to speak. That’s why he wanted to hurt me: for being a woman who opened her mouth. The event at which I’d appeared was called Women’s Sex-Based Rights. It focussed on the threat to women-only spaces and organizations posed by gender activists who seek to erase any legal distinction in regard to the treatment of male- and female-bodied individuals. In the run-up to the event, trans activists …