A graduate of Cambridge (Clare College) and Yale, Professor Howarth joined the Department in 1987 as an assistant lecturer in Law. He was subsequently promoted to lecturer, reader and in 2015 to professor.
He teaches constitutional law and economic analysis of law, having previously taught private law, business law and environmental policy. In 2012 he founded and acted as Director of Cambridge's Master's in Public Policy (based in POLIS), where he taught courses on Public Law and Public Policy and Climate Change Policy.
He is currently Co-Chair of the University's Strategic Research Initiative in Public Policy. His research has covered both private law and public law topics and he is especially interested in issues of legal design.