What is an encyclical? Inside Pope Leo’s urgent warning about AI and the ‘culture of power’
(RNS) — Like the encyclicals of his predecessors across the last 135 years, Pope Leo XIV’s “Magnifica Humanitas: On Safeguarding the Human Person in the Time of Artificial Intelligence,” addresses the Roman Catholic Church to a present crisis facing all of humanity. Leo reminds us that the church “walks alongside humanity” and so the church cannot be “a stranger to the forces shaping society.” For these reasons, Magnifica Humanitas comes not just as a message for Catholics but, just as popes before him have offered their encyclicals, as a reflection for “all men and women of goodwill.” For Catholics, an encyclical letter is an official teaching document. An encyclical defines doctrine, the things that Catholics believe. Popes have been writing them for centuries. Initially, encyclicals were letters directed only to bishops and they were intended to bind the whole Catholic Church together under a coherent, shared teaching. Often, the teaching related to internal theological matters such as the duties of bishops or the interpretation of Scripture. With Pope Leo XIII in 1891, the church began …









