Book excerpt: The book explains functions, powers and composition of the EU's institutions, including the Council of Europe, the Council of Ministers, the College of Commissioners, the European Commission, the European Parliament, the Court of Justice of the European Union, the European Central Bank, the Court of Auditors and OLAF, and the Committee of Regions. After a historical overview of the attempts at EU institutional reform, three chapters examine how different institutions provide political direction, manage the Union and integrate interests.