This fourth edition provides comprehensive coverage of all recent developments, including the Fixed Term Parliaments Act 2011, restrictions on judicial review (Criminal Justice and Courts Act 2015), changes to judicial appointments (Crime and Courts Act 2013), the 2014 Scottish Independence Referendum, Scotland Act 2016 and draft Wales Bill 2016. Recent devolution cases in the Supreme Court, including Imperial Tobacco (2012) and Asbestos Diseases (2015) are fully analysed, as is the 2015 introduction of English Votes for English Laws. The remarkable Evans (2015) 'Black Spider memos' case is considered in a number of chapters. The common law rights resurgence seen in Osborn (2013), BBC (2014) and Kennedy (2014) is analysed in several places, along with other key developments in judicial review such as Keyu (2015) and Pham (2015). Ongoing parliamentary reform in both Lords and Commons, including major advances in controlling prerogative powers, are fully explained, as is the adaptation of the core Executive to Coalition Government (2010-2015). There is comprehensive coverage of key Strasbourg and HRA cases (Horncastle (2010), Nicklinson (2014), Moohan (2014), Carlile (2014)), and those in core areas of freedom of expression, police powers and public order (Animal Defenders (2013), Beghal (2015), Roberts (2015), Miranda (2016)) and the prisoners' voting rights saga, up to Chester (2015).