What do you do when you are a portrait painter but can not get any individual to sit for you? Frank Auerbach, when described by the Tate as “one of the finest painters alive today”, has occur up with an respond to he didn’t count on to come across. At 91, he has painted himself – and it’s all thanks to Covid. For many years, the painter and draughtsman has had good friends and household sit for his portraits every week – till the lockdowns still left him without having any sitters. Instead, he uncovered inspiration in his personal attributes for a significant collection of self-portraits. He informed the Observer…