Who’d want to be famous? Being a celebrity has never looked so unappealing

Human beings never evolved to be able to cope with the adulation – and censure – of millions of people. As Chappell Roan demands that fans stop being creepy and the world still reels in shock from the sudden death of Liam Payne, Helen Coffey talks to the experts about the dark side of superstardom, and whether social media has made things much, much worse