Waldemar Januszczak looks at what artists such as Van Gogh and Picasso created in enforced isolation

Waldemar Januszczak looks at how one artist captured the ability of dreams to set our nerves on end

What links a little-known Italian artist, Shakespeare and red trousers? A painting of cheese eaters, with a bitter aftertaste

His reputation has tumbled in our neurotic century, but the artist’s luminous perfection —and love affairs — should be celebrated, says Waldemar Januszczak