Visiting Professor at the College of Europe since 2009. Professor of Public Law at the University of Bristol since 2002. Previously John Millar Professor of Law at the University of Glasgow, Lecturer/Senior Lecturer at the University of Sheffield and lecturer at the University of Hull. He was elected a Fellow of the British Academy in 2014.
His main research interests are in Public Law relating to economic management, privatisation and regulation. His most recent books are The Regulatory Enterprise (OUP 2010) examining social and economic regulatory institutions, and The Economic Constitution (OUP 2014) analysing the role of constitutions in economic management. He was also a participant in a major European project on Reflexive Governance, in particular in relation to services of general interest. His teaching interests are in the areas of law and government, law and the economy, and social and legal theory.
His other recent publications include ‘”An Opportunity to Take a More Fundamental Look at the Role of Government in Society”: The Spending Review as Regulation’  Public Law 596-616 and ‘Competition Law and the Role of the State in East Asia’, in Michael W. Dowdle, John Gillespie and Imelda Maher, eds, Asian Capitalism and the Regulation of Competition (Cambridge: Cambridge University Press, 2013), 228-261.