Understanding the Emotional Disorders: A Symptom-Level Approach Based on the IDAS-II

Understanding the Emotional Disorders is the first manual for how to use the IDAS-II and examines important, replicable symptom dimensions contained within five adjacent diagnostic classes in the DSM-5: depressive disorders, bipolar and related disorders, anxiety disorders, obsessive-compulsive and related disorders, and trauma- and stressor-related disorders.

David Watson, PhD, is Andrew J. McKenna Family Professor of Psychology, University of Notre Dame. Dr. Watson is a personality psychologist with specific expertise in clinical and personality assessment. His work investigates the structure and measurement of personality, emotion, and psychopathology, as well as examining how personality traits relate to clinical disorders. The long-term goal of this work is develop comprehensive models that integrate normal-range and pathological processes into a single overarching scheme.

Michael W. O'Hara, PhD, is Professor of Psychological and Brain Sciences, Starch Faculty Fellow, and Director of Clinical Training at the University of Iowa, where he has been for 36 years. He has a long history of scholarship and external support in depression, particularly in the epidemiology of perinatal depression, its consequences for mothers and children, and its prevention and treatment. He has previously served as president of the Society for Research in Psychopathology and the Marcé Society for Perinatal Mental Health.