How Nicholas Serota’s Tate changed Britain

Over three decades, he transformed a nation’s attitude to art. But is his revolution now in danger of being reversed? By Charlotte HigginsIn 1970, if you had said that London would one day become the centre of the international art world, the successor to Paris before the first world war and New York after the second, most people would have thought you mad. The gleaming commercial galleries, the art fairs, the record-breaking sales at Christie’s and Sotheby’s, the arrival of th