From the author of the international best seller An Instance of the Fingerpost, Arcadia is an astonishing work of imagination. Three interlocking worlds. Four people looking for answers. But who controls the future--or the past? In 1960s Oxford, Professor Henry Lytten is attempting to write a fantasy novel that forgoes the magic of his predecessors, J. R. R. Tolkien and C. S. Lewis. He finds an unlikely confidante in his quick-witted, inquisitive...