[2] After a long career as a special advisor, he became a director at the economic consultants Public First.
He was Economic Advisor to Sajid Javid and Rishi Sunak when they served as Chancellor of the Exchequer.
From 7 September 2023 to 6 October 2023 he was the adviser to UK Prime Minister Rishi Sunak on education.
[7] Leunig is interested in the productivity of Britain's labour force, from a current or historical perspective.
Leunig married Julia Cerutti in 1996 in north Oxfordshire, who attended St Hilda's College, Oxford, from 1989 to 1992.