The Belfast Mental Health Rights Group (BMHRG) is made up of mental health service users and family members bereaved by suicide. 'What We Know About Change' is a short film which documents the journey of the BMHRG who through their personal experience of mental health service failures, became actively involved in working for improved care. 'What We Know About Change' chronicles the progress, the setbacks, the disappointments and the frustrations of the BMHRG through their campaigns.