In 2020, Pierre Novellie was previewing an early version of his standup show Why Can’t I Just Enjoy Things? – things such as holidays and trips to the cinema (due to the “all the chewing and rustling packets”) – when he was interrupted by an audience member’s polite heckle. “He said: ‘You sound like me,’” recalls Novellie. The comedian asked what that meant. “He said: ‘I have Asperger’s – I think you have Asperger’s.’” The next day, Novellie began seriously looking into the prospect that he was autistic (the term Asperger’s is no longer commonly used, partly because of its...