An Essay on the Development of Christian Doctrine

The exploration of doctrinal growth in the Catholic Church is central to this work, where Newman defines development and addresses the challenge of distinguishing true advancements from corruptions. He traces the evolution of doctrine from the Apostles to his time, asserting that a guiding principle of development has been vital in preserving the integrity of the faith throughout history. Newman's analysis emphasizes that this law of development has continuously protected the Church from genuine corruption.