Richard Ekins is Associate Professor of Law in the University of Oxford and a Fellow of St John’s College, Oxford; he also holds a fractional appointment at the TC Beirne School of Law in the University of Queensland. After undergraduate study in law and political science in the University of Auckland, he went on to graduate study at the University of Oxford. He is a barrister and solicitor of the High Court of New Zealand (non-practicing) and has served as a Judge’s Clerk at the High Court of New Zealand at Auckland and a Lecturer at Balliol College. He was Senior Lecturer in Law at the University of Auckland before moving back to Oxford in 2012. He is a member of the editorial board of the American Journal of Jurisprudence and an Articles Editor for the Oxford Journal of Legal Studies. His research interests are in constitutional law and theory and in political and legal philosophy, with a particular focus on statutory interpretation and legislative authority. His works include The Nature of Legislative Intent (2012) and the edited collection Modern Challenges to the Rule of Law (2011). He has published articles in a range of leading journals, which have been relied on by the Attorney-General of the United Kingdom, the Judicial Committee of the House of Lords, and the Treasury and Parliament of New Zealand.