• Japan’s sophisticated prehistoric society
• A new look for the Nationalmuseum in Sweden
• An interview with Berlinde de Bruyckere
• Is enough being done to return Nazi-looted art?
Plus: the creative uses and misuses of VR, the cast courts at the V&A, the new Islamic galleries at the British Museum, and a preview of Asian Art in London
What happens when an artist wants to be anonymous?
An Austrian museum is hosting a show by an unnamed artist – but perhaps this act of secrecy will help us see the work more clearly