Introduction. Understanding Trauma. The Structure of Trauma-informed Treatment. The Research on This Treatment Approach. Setting Up Treatment. History. Trauma-Informed Case Formulation. Making a Treatment Contract. Safety and Stabilization. Coping Skills. Enhancing Attachment. Trauma Resolution with PC. PC Problem-solving. After Trauma Resolution. Case Examples. Challenging Cases: Applying the Model. Appendices. A - Trauma-Informed Treatment Information and Resources. B - Reprint of Greenwald et al. (2010). A controlled comparison of progressive counting and eye movement desensitization & reprocessing. C - Scripts: Trauma History, Case Formulation, Self Control Skills, Attachment Visualization, Parent Protector, Progressive Counting, PC Quick Guide, Safe Place, Float Back, Container. References.