Exhibitions Detox with Kurt Schwitters The collages of a German painter, interned in Britain during the second world war
Exhibitions Dalí the iceberg An exhibition of Salvador Dalí in Paris is the highlight of the winter exhibitions
Exhibitions Florence and the Americans John Singer Sargent and the American impressionists return to the Tuscan capital
Exhibitions Hockney thinks big His British landscapes at the Royal Academy may change how we think of him as a painter
