The “Principles of Trauma Therapy: A Guide to Symptoms, Evaluation, and Treatment (DSM-5 Update)” is a comprehensive textbook authored by Catherine Scott and John N. Briere. Published by SAGE Publications, this 440-page trade paperback is a valuable resource for those studying psychology, social science, and human services. Focused on the subject of psychopathology, particularly Post-Traumatic Stress Disorder (PTSD), this textbook provides insights into the symptoms, evaluation, and treatment of trauma-related issues. It is a must-have for professionals seeking to deepen their understanding of trauma therapy and its application in real-world settings.