“Cornelius” by Sarah Muirhead at murmurART, Concept Store, Ground Floor, Selfridges, London. Ends 15 July. Artists in this exhibition have been nominated as favorites by the likes of Tracey Emin, Kevin Spacey, Kay Saatchi and Zaha Hadid. (Open 09:30 to 21:00, Sundays 12:00 to 18:00. Free admission)