The Grand Design

ALSO BY STEPHEN HAWKING A Brief History of Time

A Briefer History of Time

Black Holes and Baby Universes and Other Essays

The Illustrated A Brief History of Time

The Universe in a Nutshell

FOR CHILDREN George’s Secret Key to the Universe (with Lucy Hawking)

George’s Cosmic Treasure Hunt (with Lucy Hawking)

ALSO BY LEONARD MLODINOW A Briefer History of Time

The Drunkard’s Walk: How Randomness Rules Our Lives

Euclid’s Window: The Story of Geometry from Parallel Lines to Hyperspace

Feynman’s Rainbow: A Search for Beauty in Physics and in Life

FOR CHILDREN The Last Dinosaur (with Matt Costello)

Titanic Cat (with Matt Costello)