Eric A. Storch, PhD, holds the McIngvale Presidential Endowed Chair and is a Professor in the Department of Psychiatry & Behavioral Sciences at Baylor College of Medicine. He has published over 750 peer-reviewed journal articles and book chapters, and Dr. Storch has edited or co-edited 20 books dealing with treatment of complex cases in children, clinical complications in the assessment and treatment of anxiety disorders, obsessive-compulsive disorder, and childhood anxiety. He has received grant funding for his work in OCD, related disorders (e.g., tics), and anxiety in youth with and without ASD from the National Institutes of Health, CDC, Agency for Health Care Research and Quality, International Obsessive Compulsive Foundation, Tourette Syndrome Association, and National Alliance for Research on Schizophrenia and Affective Disorders. He is considered an international leader in the nature and treatment of pediatric and adult OCD and related conditions. Jonathan S. Abramowitz, Ph.D.is Professor and Associate Chair of Psychology, and Research Professor of Psychiatry at the University of North Carolina (UNC). He is also the Director of the UNC Anxiety and Stress Disorders Clinic. His research and clinical interests are focused on the nature and treatment of obsessive-compulsive disorder (OCD) and other problems related to anxiety and fear. Dr. Abramowitz has published over 250 research articles, books, and book chapters and he is Editor-in-Chief of the Journal of Obsessive-Compulsive and Related Disorders. His service and contributions to the field have been recognized through awards from the Mayo Clinic Department of Psychiatry and Psychology, Division 12 of the American Psychological Association, the National Institute of Mental health, and the International Obsessive-Compulsive Disorder Foundation. Dean McKay, PhD is a Professor in the Department of Psychology at Fordham University and is current President of the Society for a Science of Clinical Psychology. Heis Associate Editor of Behavior Therapy, Behaviour Research and Therapy and Journal of Obsessive-Compulsive and Related Disorders. He has edited or co-edited 19 books addressing the treatment of complex cases in children and adults, obsessive-compulsive disorder, disgust in psychopathology and research methodology, and published over 250 journal articles and book chapters. Dr. McKay serves on the Scientific Council of the Anxiety and Depression Association of America (ADAA), as well as on the Scientific Advisory Board of the International Obsessive Compulsive Disorder Foundation (IOCDF). His research has focused primarily on Obsessive-Compulsive Disorder (OCD), the role of disgust in psychopathology, and most recently on selective sound sensitivity (also known as Misophonia).

Organized by three of the most prolific scholars from the field of obsessive-compulsive and related disorders, this paragon of knowledge brings together basic concepts and complex problems into an undisputable masterpiece. It is an essential item in the bookshelf of any mental health clinician."-Prof. Leonardo F Fontenelle, MD, PhD, Federal University of Rio de Janeiro, Brazil, Monash University, Australia

• 1. Introduction: What is OCD? What Is Not? and Why This Book? Jonathan S. Abramowitz, Dean McKay, and Eric A. Storch 2. Body Dysmorphic Disorder Sophie C. Schneider, Amita Jassi, Lauren Peile, D. Luis Ordaz, and Eric A. Storch 3. Hair Pulling Disorder Kara N. Kelley, Devin Dattolico, Caroline Strang, and Martha J. Falkenstein 4. Excoriation Disorder Hae-Joon Kim, Kelsey L. Luks, Ana Rabasco, Justyna Jurska, and Margaret Andover 5. Hoarding Disorder Blaise Worden and David F. Tolin 6. Misophonia an Obsessive-Compulsive Disorder? Lisa Clark and Dean McKay 7. Orthorexia Nervosa and the Use of Exposure and Response Prevention to Treat Eating-Related Obsessions and Compulsions Hana F. Zickgraf 8. Sensory Processing and Intolerance in Obsessive-Compulsive Disorder Katherine A. Collins, Stephanie J. Grimaldi, and Emily R. Stern 9. Incompleteness, Not Just Right Experiences, and Reward Sensitivity in Obsessive-Compulsive Disorder Charlene Minaya and Dean McKay 10. The Hunt for Perfect Jolly Green: Examining the Complex Relationship between Obsessive-Compulsive Disorder and Substance Use Charlene Minaya and Dean McKay 11. Stress, Trauma, and Obsessive-Compulsive and Related Disorders (OCRDs) Jennifer Forte, Christal L. Badour, C. Alex Brake, Jordyn M. Tipsword, and Thomas G. Adams, Jr. 12. Tourette's Disorder Kesley Ramsey and Joseph F. McGuire 13. Pediatric Acute-Onset Neuropsychiatric Syndrome: Diagnostic and Therapeutic Considerations with Abrupt Onset OCD Kirti Saxena, Sherin Kurian, Johanna Saxena, and Eyal Muscal 14. Postpartum Obsessive-Compulsive Disorder Nichole Fairbrother, Fiona L. Challacombe, Fanie Collardeau, and Thanh Thuy Truong 15. The Inhibitory Learning Approach to Exposure and Response Prevention for OCD Samantha N. Hellberg, Heidi J. Ojalehto, Jennifer L. Buchholz, and Jonathan S. Abramowitz 16. Childhood Obsessive-Compulsive and Related Disorders Andrew G. Guzick, Sophie C. Schneider, and Eric A. Storch 17. Technology-based Psychotherapies for OCD Terri L. Fletcher, Anthony H. Ecker, Derrecka M. Boykin, Darius B. Dawson, Fenan Rassu, and Natalie E. Hundt 18. Co-Occurrence of Obsessive-Compulsive Disorder and Autism Spectrum Disorder: Differentiation, Assessment, and Treatment Saashi A. Bedford, Michelle Hunsche, and Connor M. Kerns 19. Acceptance and Commitment Therapy for Obsessive-Compulsive and Related Disorders Jennifer Krafft, Julie M. Petersen, and Michael P. Twohig 20. Couple-Based CBT for OCD Jennifer L. Buchholz, Jonathan S. Abramowitz, Samantha N. Hellberg, and Heidi J. Ojalehto 21. Advances in Treating non-OCD Obsessive-Compulsive and Related Disorders Abel S. Mathew, Ivar Snorrason, Martha J. Falkenstein, and Han-Joo Lee 22. Distress Tolerance Shannon M. Blakey and Megan K. Lanier 23. Prevention of OCD Shiu F. Wong, John H. Riskind, and Frederick Aardema

Eric A. Storch, PhD, holds the McIngvale Presidential Endowed Chair and is a Professor in the Department of Psychiatry & Behavioral Sciences at Baylor College of Medicine. He has published over 750 peer-reviewed journal articles and book chapters, and Dr. Storch has edited or co-edited 20 books dealing with treatment of complex cases in children, clinical complications in the assessment and treatment of anxiety disorders, obsessive-compulsive disorder, and childhood anxiety. He has received grant funding for his work in OCD, related disorders (e.g., tics), and anxiety in youth with and without ASD from the National Institutes of Health, CDC, Agency for Health Care Research and Quality, International Obsessive Compulsive Foundation, Tourette Syndrome Association, and National Alliance for Research on Schizophrenia and Affective Disorders. He is considered an international leader in the nature and treatment of pediatric and adult OCD and related conditions. Jonathan S. Abramowitz, Ph.D.is Professor and Associate Chair of Psychology, and Research Professor of Psychiatry at the University of North Carolina (UNC). He is also the Director of the UNC Anxiety and Stress Disorders Clinic. His research and clinical interests are focused on the nature and treatment of obsessive-compulsive disorder (OCD) and other problems related to anxiety and fear. Dr. Abramowitz has published over 250 research articles, books, and book chapters and he is Editor-in-Chief of the Journal of Obsessive-Compulsive and Related Disorders. His service and contributions to the field have been recognized through awards from the Mayo Clinic Department of Psychiatry and Psychology, Division 12 of the American Psychological Association, the National Institute of Mental health, and the International Obsessive-Compulsive Disorder Foundation. Dean McKay, PhD is a Professor in the Department of Psychology at Fordham University and is current President of the Society for a Science of Clinical Psychology. Heis Associate Editor of Behavior Therapy, Behaviour Research and Therapy and Journal of Obsessive-Compulsive and Related Disorders. He has edited or co-edited 19 books addressing the treatment of complex cases in children and adults, obsessive-compulsive disorder, disgust in psychopathology and research methodology, and published over 250 journal articles and book chapters. Dr. McKay serves on the Scientific Council of the Anxiety and Depression Association of America (ADAA), as well as on the Scientific Advisory Board of the International Obsessive Compulsive Disorder Foundation (IOCDF). His research has focused primarily on Obsessive-Compulsive Disorder (OCD), the role of disgust in psychopathology, and most recently on selective sound sensitivity (also known as Misophonia).

Organized by three of the most prolific scholars from the field of obsessive-compulsive and related disorders, this paragon of knowledge brings together basic concepts and complex problems into an undisputable masterpiece. It is an essential item in the bookshelf of any mental health clinician."-Prof. Leonardo F Fontenelle, MD, PhD, Federal University of Rio de Janeiro, Brazil, Monash University, Australia

• 1. Introduction: What is OCD? What Is Not? and Why This Book? Jonathan S. Abramowitz, Dean McKay, and Eric A. Storch 2. Body Dysmorphic Disorder Sophie C. Schneider, Amita Jassi, Lauren Peile, D. Luis Ordaz, and Eric A. Storch 3. Hair Pulling Disorder Kara N. Kelley, Devin Dattolico, Caroline Strang, and Martha J. Falkenstein 4. Excoriation Disorder Hae-Joon Kim, Kelsey L. Luks, Ana Rabasco, Justyna Jurska, and Margaret Andover 5. Hoarding Disorder Blaise Worden and David F. Tolin 6. Misophonia an Obsessive-Compulsive Disorder? Lisa Clark and Dean McKay 7. Orthorexia Nervosa and the Use of Exposure and Response Prevention to Treat Eating-Related Obsessions and Compulsions Hana F. Zickgraf 8. Sensory Processing and Intolerance in Obsessive-Compulsive Disorder Katherine A. Collins, Stephanie J. Grimaldi, and Emily R. Stern 9. Incompleteness, Not Just Right Experiences, and Reward Sensitivity in Obsessive-Compulsive Disorder Charlene Minaya and Dean McKay 10. The Hunt for Perfect Jolly Green: Examining the Complex Relationship between Obsessive-Compulsive Disorder and Substance Use Charlene Minaya and Dean McKay 11. Stress, Trauma, and Obsessive-Compulsive and Related Disorders (OCRDs) Jennifer Forte, Christal L. Badour, C. Alex Brake, Jordyn M. Tipsword, and Thomas G. Adams, Jr. 12. Tourette's Disorder Kesley Ramsey and Joseph F. McGuire 13. Pediatric Acute-Onset Neuropsychiatric Syndrome: Diagnostic and Therapeutic Considerations with Abrupt Onset OCD Kirti Saxena, Sherin Kurian, Johanna Saxena, and Eyal Muscal 14. Postpartum Obsessive-Compulsive Disorder Nichole Fairbrother, Fiona L. Challacombe, Fanie Collardeau, and Thanh Thuy Truong 15. The Inhibitory Learning Approach to Exposure and Response Prevention for OCD Samantha N. Hellberg, Heidi J. Ojalehto, Jennifer L. Buchholz, and Jonathan S. Abramowitz 16. Childhood Obsessive-Compulsive and Related Disorders Andrew G. Guzick, Sophie C. Schneider, and Eric A. Storch 17. Technology-based Psychotherapies for OCD Terri L. Fletcher, Anthony H. Ecker, Derrecka M. Boykin, Darius B. Dawson, Fenan Rassu, and Natalie E. Hundt 18. Co-Occurrence of Obsessive-Compulsive Disorder and Autism Spectrum Disorder: Differentiation, Assessment, and Treatment Saashi A. Bedford, Michelle Hunsche, and Connor M. Kerns 19. Acceptance and Commitment Therapy for Obsessive-Compulsive and Related Disorders Jennifer Krafft, Julie M. Petersen, and Michael P. Twohig 20. Couple-Based CBT for OCD Jennifer L. Buchholz, Jonathan S. Abramowitz, Samantha N. Hellberg, and Heidi J. Ojalehto 21. Advances in Treating non-OCD Obsessive-Compulsive and Related Disorders Abel S. Mathew, Ivar Snorrason, Martha J. Falkenstein, and Han-Joo Lee 22. Distress Tolerance Shannon M. Blakey and Megan K. Lanier 23. Prevention of OCD Shiu F. Wong, John H. Riskind, and Frederick Aardema

Eric A. Storch, PhD, holds the McIngvale Presidential Endowed Chair and is a Professor in the Department of Psychiatry & Behavioral Sciences at Baylor College of Medicine. He has published over 750 peer-reviewed journal articles and book chapters, and Dr. Storch has edited or co-edited 20 books dealing with treatment of complex cases in children, clinical complications in the assessment and treatment of anxiety disorders, obsessive-compulsive disorder, and childhood anxiety. He has received grant funding for his work in OCD, related disorders (e.g., tics), and anxiety in youth with and without ASD from the National Institutes of Health, CDC, Agency for Health Care Research and Quality, International Obsessive Compulsive Foundation, Tourette Syndrome Association, and National Alliance for Research on Schizophrenia and Affective Disorders. He is considered an international leader in the nature and treatment of pediatric and adult OCD and related conditions. Jonathan S. Abramowitz, Ph.D.is Professor and Associate Chair of Psychology, and Research Professor of Psychiatry at the University of North Carolina (UNC). He is also the Director of the UNC Anxiety and Stress Disorders Clinic. His research and clinical interests are focused on the nature and treatment of obsessive-compulsive disorder (OCD) and other problems related to anxiety and fear. Dr. Abramowitz has published over 250 research articles, books, and book chapters and he is Editor-in-Chief of the Journal of Obsessive-Compulsive and Related Disorders. His service and contributions to the field have been recognized through awards from the Mayo Clinic Department of Psychiatry and Psychology, Division 12 of the American Psychological Association, the National Institute of Mental health, and the International Obsessive-Compulsive Disorder Foundation. Dean McKay, PhD is a Professor in the Department of Psychology at Fordham University and is current President of the Society for a Science of Clinical Psychology. Heis Associate Editor of Behavior Therapy, Behaviour Research and Therapy and Journal of Obsessive-Compulsive and Related Disorders. He has edited or co-edited 19 books addressing the treatment of complex cases in children and adults, obsessive-compulsive disorder, disgust in psychopathology and research methodology, and published over 250 journal articles and book chapters. Dr. McKay serves on the Scientific Council of the Anxiety and Depression Association of America (ADAA), as well as on the Scientific Advisory Board of the International Obsessive Compulsive Disorder Foundation (IOCDF). His research has focused primarily on Obsessive-Compulsive Disorder (OCD), the role of disgust in psychopathology, and most recently on selective sound sensitivity (also known as Misophonia).

Organized by three of the most prolific scholars from the field of obsessive-compulsive and related disorders, this paragon of knowledge brings together basic concepts and complex problems into an undisputable masterpiece. It is an essential item in the bookshelf of any mental health clinician."-Prof. Leonardo F Fontenelle, MD, PhD, Federal University of Rio de Janeiro, Brazil, Monash University, Australia

• 1. Introduction: What is OCD? What Is Not? and Why This Book? Jonathan S. Abramowitz, Dean McKay, and Eric A. Storch 2. Body Dysmorphic Disorder Sophie C. Schneider, Amita Jassi, Lauren Peile, D. Luis Ordaz, and Eric A. Storch 3. Hair Pulling Disorder Kara N. Kelley, Devin Dattolico, Caroline Strang, and Martha J. Falkenstein 4. Excoriation Disorder Hae-Joon Kim, Kelsey L. Luks, Ana Rabasco, Justyna Jurska, and Margaret Andover 5. Hoarding Disorder Blaise Worden and David F. Tolin 6. Misophonia an Obsessive-Compulsive Disorder? Lisa Clark and Dean McKay 7. Orthorexia Nervosa and the Use of Exposure and Response Prevention to Treat Eating-Related Obsessions and Compulsions Hana F. Zickgraf 8. Sensory Processing and Intolerance in Obsessive-Compulsive Disorder Katherine A. Collins, Stephanie J. Grimaldi, and Emily R. Stern 9. Incompleteness, Not Just Right Experiences, and Reward Sensitivity in Obsessive-Compulsive Disorder Charlene Minaya and Dean McKay 10. The Hunt for Perfect Jolly Green: Examining the Complex Relationship between Obsessive-Compulsive Disorder and Substance Use Charlene Minaya and Dean McKay 11. Stress, Trauma, and Obsessive-Compulsive and Related Disorders (OCRDs) Jennifer Forte, Christal L. Badour, C. Alex Brake, Jordyn M. Tipsword, and Thomas G. Adams, Jr. 12. Tourette's Disorder Kesley Ramsey and Joseph F. McGuire 13. Pediatric Acute-Onset Neuropsychiatric Syndrome: Diagnostic and Therapeutic Considerations with Abrupt Onset OCD Kirti Saxena, Sherin Kurian, Johanna Saxena, and Eyal Muscal 14. Postpartum Obsessive-Compulsive Disorder Nichole Fairbrother, Fiona L. Challacombe, Fanie Collardeau, and Thanh Thuy Truong 15. The Inhibitory Learning Approach to Exposure and Response Prevention for OCD Samantha N. Hellberg, Heidi J. Ojalehto, Jennifer L. Buchholz, and Jonathan S. Abramowitz 16. Childhood Obsessive-Compulsive and Related Disorders Andrew G. Guzick, Sophie C. Schneider, and Eric A. Storch 17. Technology-based Psychotherapies for OCD Terri L. Fletcher, Anthony H. Ecker, Derrecka M. Boykin, Darius B. Dawson, Fenan Rassu, and Natalie E. Hundt 18. Co-Occurrence of Obsessive-Compulsive Disorder and Autism Spectrum Disorder: Differentiation, Assessment, and Treatment Saashi A. Bedford, Michelle Hunsche, and Connor M. Kerns 19. Acceptance and Commitment Therapy for Obsessive-Compulsive and Related Disorders Jennifer Krafft, Julie M. Petersen, and Michael P. Twohig 20. Couple-Based CBT for OCD Jennifer L. Buchholz, Jonathan S. Abramowitz, Samantha N. Hellberg, and Heidi J. Ojalehto 21. Advances in Treating non-OCD Obsessive-Compulsive and Related Disorders Abel S. Mathew, Ivar Snorrason, Martha J. Falkenstein, and Han-Joo Lee 22. Distress Tolerance Shannon M. Blakey and Megan K. Lanier 23. Prevention of OCD Shiu F. Wong, John H. Riskind, and Frederick Aardema