Publisher: Kevin Feyen

Associate Publisher: Jessica Bayne

Developmental Editor: Edward O’Connor

Project Editors: Janice Dyer; Debbie Smith, First Folio Resource Group Inc.

Copy Editor: Arleane Ralph

Executive Marketing Manager: Katherine Nurre

Media Editor: Lauren Samuelson

Senior Project Editor: Vivien Weiss

Art Director and Cover Designer: Barbara Reingold

Interior Designer: Lyndall Culbertson

Photo Researchers: Donna Ranieri, Deborah Anderson, Maria DeCambra

Illustrations: Todd Buck Illustrations, MPS Limited, TSI Graphics, Inc.

Production Manager: Barbara Seixas

Composition: Tom Dart, First Folio Resource Group Inc.

Printing and Binding: RR Donnelley

Cover Art: Sandra Dionisi

ISBN-13: 978-1-4641-4198-0

ISBN-10: 1-4641-4198-3

Copyright © 2014 by Worth Publishers

All rights reserved.

Printed in the United States of America

First printing

Worth Publishers

41 Madison Avenue

New York, NY 10010

www.worthpublishers.com

Credit is given to the following sources for permission to use the photos indicated:

Author Photos

Worth Publishers: p. iii (left)

Malcolm Taylor, p. iii (right)

Part Openers

David M. Phillips/Science Source, pp. xxii–1

Scott Hancock/Jupiter Images, pp. iv, 90–91

Craig Pershouse/Getty Images

Olaf Krüger/imagebrok/age fotostock, pp. iv, 246–247

Grove Pashley/Corbis, pp. v, 324

commerceandculturestock/Getty Images

Alamy, pp. v, 490

Chapter Openers

© Erin Moroney LaBelle/The Image Works

Jade Brookbank/Getty, pp. vi, 48

Andrew Chuang, pp. vii 92

Nabi Lukic/Getty Images

KidStock/Blend Images/Corbis, pp. vii, 174

Daniel Boag/Getty Images

Floresco Productions/Corbis, pp. viii, 248

Gary John Norman/Getty Images

KidStock/Blend Images/Corbis, pp. viii, 332

Patrick Sheandell O’Carroll/PhotoAlto/Corbis, pp. ix, 358

Westend61/Getty Images, pp. ix, 394

Patrice Coppee/Getty Images, pp. ix, 426

Yellow Dog Productions Inc./Getty Images

punchstock, pp. x, 492

Ryan McVay/Getty Images, pp. xi, 528

Buddhika Weerasinghe/Reuters/Corbis, pp. xi, 564