Foreword, Stefan G. Hofmann I. Foundations and Core Processes 1. Navigating Rough Waters: Third-Wave Strategies for Complex Clinical Care, Brandon A. Gaudiano, Jessica L. Kingston, & MAYrten J. Tyrberg 2. Common Processes for Promoting Recovery: Acceptance, Mindfulness, Self-Compassion, and Values, Jessica L. Kingston, MAYrten J. Tyrberg & Brandon A. Gaudiano II. Applications to Complex Clinical Presentations Section 1: Mood- and Trauma-Related Conditions 3. Mindfulness-Based Cognitive Therapy for Persistent and Recurrent Depression, Thorsten Barnhofer 4. Emotion Regulation Therapy for Complex Distress Disorders, Jacob D. Kraft, Douglas S. Mennin, & David M. Fresco 5. Acceptance and Commitment Therapy for Complex Trauma, Sharon Stovezky & Robyn D. Walser 6. Compassion-Focused Therapy for Bipolar Disorder, Angela Foster, Rhiannon Murden, Elizabeth Newton, Hannah Vince, Abbie Bull, Andrew Rayner, Jaskaran Basran, Alison Hayes, Kaylie Sunshine, & Paul Gilbert Section 2: Cross-Cutting Clinical Concerns 7. Contextual Behavioral Approaches for Neurodevelopmental Disabilities, Jordan Belisle & Alison Stapleton 8. Acceptance and Commitment Therapy for Preventing Suicide and Promoting Valued Living, Sean M. Barnes, Lauren M. Borges, Geoffrey Smith, Nazanin H. Bahraini, & Robyn D. Walser 9. Acceptance and Commitment Therapy for the Prevention and Treatment of Violent Behavior, Amie Zarling & Meg Berta Section 3: Enduring and Persistent Problem Areas 10. Third-Wave Approaches for Psychosis and Its Complexities, Eric M. J. Morris, Daniel D. Simsion, & Julia D. Nicholls 11. Radically Open Dialectical Behavior Therapy for Overcontrolled Personality Disorders, Roelie J. Hempel & Michael Maslar 12. Acceptance and Commitment Therapy for Chronic Pain, Kevin E. Vowles & Bronwyn Lennox Thompson III. Synthesis and Future Directions 13. Finding the Common Thread: Process-Based Tools for Transdiagnostic Practice, MAYrten J. Tyrberg, Brandon A. Gaudiano, & Jessica L. Kingston Index