 This book is printed on acid-free paper. Copyright © 2008 by David J. Berghuis and Arthur E. Jongsma, Jr. All rights r eserved. Published by John Wiley & Sons, Inc., Hoboken, New Jersey. Published simultaneously in Canada. No part of this publication may be reproduced, stored in a retrieval system, or transm itted in any form or by any means, electronic, mechanical, photocopying, recording, scanning, or otherwise, except as permitted under Section 107 or 108 of the 1976 United States Copyright Act, without either the prior written permission of the Publisher, or authorization through payment of the appr opriate per-copy fee to the Copyright Clearance Center, Inc., 222 Rosewood Drive, Danvers, MA 01923, (978) 750-8400, fax (978) 646-8600, or on the web at www. copyright. com. Requests to the Publisher for permissio n should be addressed to the Permissions Department, John Wiley & Sons, Inc., 111 River Street, Hoboken, NJ 07030, (201) 748-6011, fax (201) 748-6008, or online at http:www. wiley. com/go. permissions. Limit of Liability/Disclaimer of Warranty: While the publ isher and author have used their best e fforts in preparing this book, they make no representations or warranties with respect to the accuracy or completeness of the contents of this book and specifically disclaim any implied warranties of merchantability o r fitness for a particular purpose. No warranty may be created or extended by sales representatives or written sales materials. The advice and strategies contained herein may not be suitable for your situation. You should consult with a professional where appropriate. Neither the publisher nor author shall be liable for any loss of profit or any other commercial damages, i ncluding but not limited to special, incidental, consequential, or other damages. This publication is designed to provide accurate and au thoritative information in regard to the su bject matter covered. It is sold with the understanding that the publisher is not engaged in rendering professional services. If legal, accounting, medical, psychological or any other expert assistance is required, the services of a competent professional person should be sought. Designations used by companies to distinguish their products are often claimed as trademarks. In all instances where John Wiley & Sons, Inc. is aware of a claim, the product names appear i n initial capital or all capital letters. Readers, however, should contact the appropriate companies for more complete information regarding trademarks and registration. All references to diagnostic codes are reprinted with permission from the Diagnostic a nd Statistical Manual of Mental Disorders, Fourth Edition, Text Revision. Copyright 2000. American Psychiatric Association. For general information on our other products and services please contact our Customer Care Department within the U. S. at (800) 762-2974, outside the United States at (317) 572-3993 or fax (317) 572-4002. Wiley also publishes its books in a variety of electronic formats. Some content that appears in print may not be available in electronic books. For more information about Wiley produc ts, visit our web site at www. wiley. com. ISBN 978-0-470-18014-3 Printed in the United States of America. 10 9 8 7 6 5 4 3 2 1 