The Suicide & Self-Injury Prevention Workbook and the Teen Suicide & Self-Harm Prevention Workbook offer a proactive means for dealing with the many characteristics that may prompt people to experience self-injury, self-harm, and/or suicide ideation. The purpose of these workbooks, designed to be used by trained clinicians, is to provide information and tools that build upon each other to help clients to manage thoughts, feelings, and behaviors related to self-injury and suicide.