Andy Warhol

A new biography looks at how Andy Warhol changed art forever

An incredible and seldom-seen modern art collection, full of Warhols and Picassos, leaves Iran for a tour of the West, starting with Berlin

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It’s primate art and Pockets Warhol is an international star

Robert Lepage’s new work is nine hours long and it’s not unique. Here comes ’slow theatre.’