It has been seven years since the publication of the 6th edition of Professor Zines’s classic book on Australian constitutional law, The High Court and the Constitution. In that time the High Court has handed down a range of important decisions transforming, extending and developing existing constitutional law principles. The 7th edition of the book, by Professor James Stellios, contains analysis and critique of the High Court’s jurisprudence over that period. Revisions have been made to almost all chapters to update the existing law. The most significant revisions relate to: