Ayaan speaks with Helen Joyce about her new book, Trans: When Ideology Meets Reality. They discuss the rapid rise of gender-identity ideology, the differences between the US and UK, and much more.

Helen Joyce is The Economist’s Britain editor. She joined the paper in 2005 as an education correspondent, and between 2010 and 2013 was the Brazil correspondent, based in São Paulo. Since then she has edited the paper’s International section and Finance and Economics sections.