Martin is Professor of Social Policy and Professor within CPEC at LSE. He has also been Director of the NIHR School for Social Care Research since 2009.
His current research emphases are primarily dementia, child and adult mental health, autism and long-term social care; much of his work has an economic focus, and in all of it he seeks to tease out the policy implications. He has published almost 600 peer-review journal papers and 15 books. His work has had numerous impacts on policy and practice in these areas.