Sir Mansel is Chair of Life Sciences Hub Wales. He is also Chair of the Bevan Commission, an independent expert panel to oversee NHS reforms in Wales and to provide expert advice to the Minister for Health and Social Services, as well as Chair of Respiratory Innovation Wales. He is Professor of Public Health Education at the Centre for Psychosocial and Disability Research at Cardiff University. He is also Professor of Prudent Health and Wellbeing at the School of Management, Swansea University.
He was the first Chair of Public Health Wales NHS Trust, responsible for the delivery of public health services at national, local and community levels in Wales. He was a panel member of the Parliamentary Review of Health and Social Services in Wales. Earlier in his career he was Chief Medical Officer, Medical Director and Chief Scientist at the Department for Work and Pensions in London.
He was knighted in the Queen’s New Year’s Honours 2010 for services to health and healthcare. In 2016, he was elected to fellowship of the Learned Society of Wales. He was made an Honorary Fellow of Cardiff University in July 2019.