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PSYCHOLOGY

A CONCISE INTRODUCTION

Fifth Edition

Richard A. Griggs

University of Florida

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Vice President, Social Science: Charles Linsmeier

Publisher, Psychology: Rachel Losh

Executive Editor: Carlise Stembridge

Assistant Editor: Kimberly Morgan Smith

Senior Marketing Manager: Lindsay Johnson

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Executive Media Editor: Noel Hohnstine

Media Editor: Anthony Casciano

Director, Content Management Enhancement: Tracey Kuehn

Managing Editor, Sciences and Social Sciences: Lisa Kinne

Senior Project Editor: Jane O’Neill

Senior Photo Editor: Robin Fadool

Permissions Editor: Chelsea Roden

Director of Design, Content Management: Diana Blume

Cover and Interior Designer: Vicki Tomaselli

Art Manager: Matthew McAdams

Illustrations: Eli Ensor, Matthew Holt, Matthew McAdams, Evelyn Pence, and Don Stewart

Senior Production Supervisor: Sarah Segal

Media Producer: Eve Conte

Composition: MPS Limited

Printing and Binding: LSC Communications

Cover Painting: Courtesy of Jackie Saccoccio and 11R, NY

Library of Congress Control Number: 2016951986

ISBN-13: 978-1-4641-9216-6

ISBN-10: 1-4641-9216-2

© 2017, 2014, 2012, 2009 by Worth Publishers

All rights reserved

Printed in the United States of America

Third printing

Worth Publishers

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New York, NY 10004-1562

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To Lucy—my new shaggy muse