What if a look-alike stranger stole your name, usurped your biography, and went about the world pretending to be you? In his extraordinary new book, his most ingenious and original work since Portnoy's Complaint, Philip Roth confronts his double, an impostor whose self-appointed task is to lead the Jews out of Israel and back to Europe, a Moses in reverse and a monstrous nemesis to the "real" Philip Roth. Suspenseful, hilarious, hugely impassioned,...