Planet Youth is a programme focused on improving young people’s health, wellbeing, and relationships. It is based on the Icelandic Prevention Model (IPM), a primary substance use prevention process tool where the key ingredient is data-driven collaboration via community engagement, family- and school involvement and pro-social positive youth development. This includes, schools, parents, carers, businesses, local government public services. The model has been developed by Planet Youth, a research consultancy in Iceland that is now supporting the implementation of its model in with communities throughout the world.