A visitor to the 2020 summer exhibition at the Royal Academy, London. Photograph: Wiktor Szymanowicz/Future Publishing/Getty Images After Daisy Fancourt’s daughter Daphne was born prematurely, she was confined to an incubator, fighting for her life against a series of infections. Unable to touch her baby or even properly enter the room, Fancourt kept vigil just inside the door, dressed head to toe in PPE, singing lullabies over the whir of instruments and alarms.