"Gardner and Moore have a wealth of clinical and research experience working with angry and aggressive people. Their book provides an invaluable resource for treating angry and aggressive clients in forensic and other organizations. Their model is based on solid theory, validated assessment strategies, and the development of functional case conceptualizations that lead to effective interventions."—Raymond A. DiGiuseppe, PhD, professor and chairperson of the psychology department at St. John’s University and president-elect of APA’s division 29"For practitioners who work with clients struggling with anger and aggression problems, this book presents the most up-to-date and complete description of how to apply mindfulness and acceptance-based treatments to a traditionally challenging client group. As pioneering researchers and clinicians, Gardner and Moore have succeeded in creating a comprehensive and practical guide that experienced and novice practitioners will find invaluable."—Raymond Chip Tafrate, PhD, professor and chairperson of the department of criminology at Central Connecticut State University and coauthor of Anger Management for Everyone and Understanding Anger Disorders