David is a System Transformation Advisor on the integration of health and social care for NHS England. He is also a Senior Intervenor for the NHS in situations where people with a learning Disability and Autism are in segregated settings on a long-term basis. He is the Chair of the Advisory Board for the social care research programme in England.

He was the Director of Adult Social Care and Health for 14 years and the Deputy Chief Executive for Nottinghamshire County Council, elected the President of the Association of Directors of Adult Social Services in 2014/15, and he was the Chair of the Nottingham and Nottinghamshire Integrated Health and Care System between 2016 and 2021.

In 2017, he was appointed as an independent advisor to the Government on the Social Care Green Paper in England. In June 2020 David was asked to lead the Government Taskforce on COVID 19 in the social care sector. In January and February of 2022, he chaired another Government Taskforce on the delivery and take up of vaccine boosters in social care. He was the Co- Chair of a Commission on the future of housing with care and support conducted by SCIE.

David was appointed to the Expert Panel of the Parliamentary Health and Social Care Select Committee in November 2022.

David was awarded a CBE in 2016 for services to adult social care and a Knighthood in the 2021 New Year’s Honours for services to health and social care integration.