Sharon Johnson is the author of the best selling Therapist's Guide to Clinical Intervention now in its second edition. In this new book on PTSD, she lends her practical outline format to understanding PTSD assessment, treatment planning, and intervention. The book begins with a summary information on PTSD definition, and prevalence, assessment, and the evidence basis behind different treatment options. The book offers adjunctive skill building resources to supplement traditional therapy choices as well as forms for use in clinical practice. This clinician's guide to diagnosing and treating PTSD is written in a concise format with much of the material in outline or bullet point format, allowing easy understanding of complex material for the busy therapist. The book includes a definition of the disorder, diagnostic criteria, the neurobiology of the disorder, tools and information for diagnosing clients, information on functional impairment, interventions, treatment planning, skill building, and additional clinician resources.