In the autumn of 2012, Philip Roth told a French magazine that his latest book, Nemesis, would be his last. The storm of interest this created was surprising, given that he was 78. His creative spurt in his seventies (inexplicable, according to Roth: ‘my breakfast cereal stayed the same’) had given fans the illusion that, in the words of his fictional alter-ego Nathan Zuckerman, ‘one’s story is not a skin to be shed….You