Mark Trewin trained as a mental health social worker and an approved social worker under the Mental Health Act. He has worked in Community Mental Health services, Forensic services and Supported Housing. For the last eight years he has been the service manager for mental health services at Bradford Council in Yorkshire, where he has managed an integrated service working in partnership alongside the NHS, police and VCS.

Mark is currently seconded to NHS England and the Department of Health and Social Care to work with the Mental Health Act Review, the review of community mental health and on developing the role of the approved mental health professional. He is currently working with the Chief Social Worker for England on her priorities for mental health social work. 

Mark is passionate about the role of social work and social care in mental health services and working to improve services thought partnerships and joint working. He also believes in the power of social work to make a real difference to peoples lives.