This best-selling book builds on the strengths of existing theoretical systems and clinical methods to provide a comprehensive and up-to-date overview of the field of abnormal psychology. It focuses on maladaptive behavior as a product of the interaction between personality vulnerabilities and resilience and the amount of stress one encounters and the situations and experiences that mark human lives. Written in a clear, involving style that focuses attention on basic concepts and significant issues, this book directs the readerÕs attention to what people bring to situations as they move through life, as well as the situations themselves. It emphasizes the concepts of vulnerability and resilience as they influence the risk of maladaptive behavior and response to therapy. It also features excellent clinical material, including first-person accounts of the experience of mental illness as well as several first-person accounts that illustrate the nature and challenges of clinical practice and clinically -relevant research. It discusses current research as the basis of and questions for the needed investigations that will be conducted in the years to come. The ninth edition of Abnormal The Problem of Maladaptive Behavior has been updated and revised to include a number of important new features including real life case studies, the analytical approach taken to the design of research studies, clinical examples, an improved illustration program, more integrative summary tables, an updated and expanded glossary, and enhanced summaries. In addition, every chapter has been thoroughly revised and a greater emphasis has been placed on the clarity of definition and identification of crucial issues. An essential reference for every health care provider and mental health professional.