The problem with Picasso
Is the art world wrong about craft?
The Belvedere marks its 300th birthday
What to see at TEFAF Maastricht
Plus: keeping up with the Sassoons, Barbara Hepworth’s new groove, the artists rewriting recent history, and reviews of modernism in Ukraine, Hispanic art in London and an enduring Tudor enigma
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