Beginning with fun-filled monkey tricks and classic brain teasers with devilish new twists, Raymond Smullyanhighly respected Professor of Mathematical Logic and professional magician guides you through a logical labyrinth to more complex, challenging problems that delve into some of the deepest paradoxes of logic and set theory, including Godel's revolutionary theorem of undecidability. A host of engaging characters-ranging from Wonderland's Alice, the Jabberwocky, Tweedledee and Tweedledum, to Inspector Craig of Scotland Yard, Dracula, werewolves, and even zombies-present the problems in a lively, captivating manner. Detailed solutions to these puzzlers are given at the end of each chapter or, for the most challenging problems, the explanations follow immediately. A highly entertaining, but important contribution to modern logical thought, WHAT IS THE NAME OF THIS BOOK? is guaranteed to delight, intrigue, and sometimes perplex individuals who just plain love to stretch their minds!