O'Farrell's novel about Shakespeare losing his young son to the plague struck a powerful chord in lockdown. She and Chakrabarti discuss exploring class, place and creativity for a play that will premiere in Stratford In more innocent times, when pandemics were something that happened in history books, Maggie O'Farrell spun a fable about the route of a plague to England in the summer of 1596. It started with a monkey,…