For the last four decades of his life, that’s what people did with Fischer – they looked for him. Fans, journalists, biographers, friends, they all tried to find this mythical creature, either in person or in that fabulous abstract realm that he continued to haunt: chess. He had ventured deep into the alternate world of this most intellectually demanding of games, a daunting contest of infinite possibilities, and succeeded in becoming world champion. Like some chequerboard version of Conrad’s Kurtz, the experience seemed to leave him in a state of dread. Then he vanished.