JACK BUSH is the author of several correctional treatment programs, including Thinking for a Change (with Juliana Taymans and Barry Glick, National Institute of Corrections, 1997) and Decision Points (with Juliana Taymans, Charles Robinson, and Steve Swisher, 2014). He has developed and delivered Cognitive Self Change in several jurisdictions in America, the UK, Europe, and Australia. DARYL M. HARRIS has worked with offenders within secure and community criminal justice and mental health systems. He has co-authored, managed, and delivered a range of accredited interventions. This has included supporting the implementation and delivery of Cognitive Self Change in Australia and the UK. Daryl is currently employed as a Clinical Psychologist by the Department of Forensic Psychiatry within the Aneurin Bevan University Health Board, Wales; and is the Clinical Lead for the Wales Offender Personality Disorder Pathway. RICHARD J. PARKER has worked with a range of jurisdictions in Australia with a wide range of offenders, including both adults and juveniles. He introduced Cognitive Self Change to Australia and has designed and implemented programs for sexual offenders, violent offenders, and substance abusers.