EDWARD WILLIS specialises in public law, with particular interests in constitutional theory, administrative decision-making, regulation and competition (antitrust) law. His current research interests include theorising unwritten constitutions, the role of public law values in shaping private law and private ordering, and regulatory design and implementation. He practised as a barrister and solicitor for over 10 years and is currently a Lecturer at the University of Auckland Faculty of Law. He is co-editor of the New Zealand Law Review and book review editor for the Public Law Review. In 2012 he was awarded the Rex Mason Prize for his article ''On Regulatory Uncertainty''.