The International Initiative for Mental Health Leadership (IIMHL) is a unique international collaborative that focuses on improving mental health and addictions services. IIMHL is a collaboration of nine countries: Australia, England, Canada, the Netherlands, New Zealand, Republic of Ireland, Scotland, USA and Sweden. IIMHL organizes systems for international innovation sharing, networking and problem solving across countries and agencies. The overall aim is to provide better outcomes for people who use mental health and addiction services and their families.