The Gatekeeper training is the foundation of the Maine Suicide Prevention Program (MSPP) and is a pre-requisite to the MSPP school-based curriculum training and the Training of Trainers. It provides a deep overview of suicide in Maine and the US, and teaches basic intervention and resources for response. This is a full-day training for adults in school and community settings. It meets the criteria for a Suicide Prevention Gatekeeper training for school staff.