Anxiety-based disorders are among the most common mental health problems experienced in the population today. Worry is a prominent feature of most anxiety-based disorders including generalized anxiety disorder, specific phobias, obsessive-compulsive disorder, panic disorder, and post-traumatic stress disorder.

Written by international experts,Worry and its Psychological Disorders offers an up-to-date and complete overview of worry in a single volume. Divided into four sections, the book explores the nature of worry, the assessment of worry, contemporary theories of chronic and pathological worry, and the most recently developed treatment methods. It includes in-depth reviews of new assessment instruments and covers treatment methods such as Cognitive Behavioural Therapy and Metacognitive Therapy. Useful case studies are also included.

This important volume provides an invaluable resource for clinical practitioners and researchers. It will also be of relevance to those studying clinical or abnormal psychology at advanced level.

Graham Davey is Professor of Psychology at the University of Sussex in Brighton, UK. He has been an active researcher in areas associated with anxiety and its disorders, especially pathological worrying, phobias, and perseverative psychopathologies generally. He has published his research in many high-impact international journals includingJournal of Abnormal Psychology, Behavioral& Brain Sciences, Journal of Experimental Psychology, andBehaviour Research& Therapy. He has authored or edited a total of 11 books, including Davey, G.C.L. (1997) (Ed)Phobias: A handbook of theory, research and treatment, Chichester:Wiley,andDavey, G.C.L.&Tallis, F. (1994) (Eds)Worrying: Perspectives on theory, assessment and treatment, Chichester: Wiley. He was elected President of the British Psychological Society from 20022003.

Adrian Wells is Professor of Clinical& Experimental Psychopathology at the University of Manchester, and Professor II in Clinical Psychology at the Norwegian University of Science and Technology, Trondheim. He is Honorary Consultant Clinical Psychologist in Manchester Mental Health Trust. He has published over 100 scientific papers and book chapters in the area of cognitive theory and therapy of emotional disorders. His books include Wells, A. (1997)Cognitive Therapy of Anxiety Disorders: A Practice Manual and Conceptual Guide, Chichester, UK: Wiley, and Wells, A. (2000)Emotional Disorders and Metacognition: Innovative Cognitive Therapy, Chichester, UK: Wiley. He is the originator of metacognitive therapy and has also contributed to the development of cognitive therapy for anxiety disorders. He is a founding fellow of the Academy of Cognitive Therapy, USA.

About the Editors ix

List of Contributors xi

Preface xv

Part I The Nature of Worry

Chapter 1 The Epidemiology of Worry and Generalized Anxiety Disorder 3
Robert M. Holaway, Thomas L. Rodebaugh, and Richard G. Heimberg

Chapter 2 Worry and Rumination: Styles of Persistent Negative Thinking in Anxiety and Depression 21
Costas Papageorgiou

Chapter 3 Worry in Psychopathology 41
Christine Purdon and Jennifer Harrington

Chapter 4 Worry and Information-processing 51
Gerald Matthews and Gregory J. Funke

Chapter 5 Worry in Older Adults 69
Julie L. Wetherell

Chapter 6 Worry in Childhood and Adolescence 81
Sam Cartwright-Hatton

Part II The Assessment of Worry

Chapter 7 The Penn State Worry Questionnaire (PSWQ) 101
Helen M. Startup and Thane M. Erickson

Chapter 8 The Anxious Thoughts Inventory and Related Measures of Metacognition and Worry 121
Adrian Wells

Chapter 9 Assessment of Generalized Anxiety Disorder 137
Cynthia L. Turk and Andrew T. Wolanin

Chapter 10 The Catastrophising Interview Procedure 157
Graham C.L. Davey

Part III Theories of Chronic and Pathological Worry

Chapter 11 The Metacognitive Model of Worry and Generalised Anxiety Disorder 179
Adrian Wells

Chapter 12 A Cognitive Model of Generalized Anxiety Disorder: The Role of Intolerance of Uncertainty 201
Naomi Koerner and Michel J. Dugas

Chapter 13 A Mood-As-Input Account of Perseverative Worrying 217
Graham C.L. Davey

Chapter 14 The Cognitive Avoidance Theory of Worry 239
Nicholas J. Sibrava and T.D. Borkovec

Part IV Treatment Methods

Chapter 15 Metacognitive Therapy for Worry and Generalised Anxiety Disorder 259
Adrian Wells

Chapter 16 Applied Relaxation and Cognitive Therapy for Pathological Worry and Generalized Anxiety Disorder 273
T.D. Borkovec

Chapter 17 A Cognitive-Behavioral Treatment Targeting Intolerance of Uncertainty 289
Melisa Robichaud and Michel J. Dugas

Chapter 18 Pharmacological Treatments for Worry: Focus on Generalised Anxiety Disorder 305
Ian M. Anderson and Marisha E. Palm

Chapter 19 Case Histories: Treating Worry Across Disorders 335
Paul King

Chapter 20 The Efficacy of Psychological Treatments for Generalised Anxiety Disorder? 359
Peter L. Fisher

Chapter 21 Predictors of Treatment Outcome 379
Robert C. Durham

Index 399