Have evangelicals misunderstood Paul? Was the Reformation doctrine of justification a mistake? The New Perspective on Paul has serious implications for that pivotal doctrine of the gospel. Guy Waters lays out the theological, historical, and cultural antecedents to the New Perspective and examines its leading proponents. He offers a trenchant critique of their work and warns us of problems that the New Perspective may pose within the Church, as well as showing the Reformed understanding of Justification as true to Scripture.