This state-of-the-art book examines the development of performance audit, drawing on the experience in a number of different countries, including the United Kingdom, the United States, Australia, the Netherlands, and Belgium. The expert contributors identify the trajectory of performance audit, examine how it is conducted and consider what it is contributing to effective government. They conclude that, in the face of new challenges, performance auditors should focus both on their core responsibilities to ensure accountability, and continue to develop more insightful and sophisticated approache