The ninth edition has been substantially revised to take account of recent changes in both Houses, and to cover all the key issues affecting Parliament and politics, such as: is essential reading for anyone who has anything to do with the Westminster Parliament: journalists, civil servants, lawyers, lobbyists, business and trade associations, diplomats, overseas parliaments and international bodies – and indeed members of both Houses. is also an invaluable companion to the study of politics at A, A2 and university level, and provides a wealth of source material for teachers.