Le贸n fourteen boosts religious book sales in Madrid

Published on June 09, 2026 | Translated from Spanish

Pope Leo XIV's visit to the Madrid Book Fair has had an unexpected effect: the sell-out of his encyclical Magnifica Humanitas. Booksellers in the capital report a notable increase in demand for religious works, from historical Church texts to theology volumes. The interest, they assure, is not limited to the faithful; many non-religious buyers are approaching these titles for the first time, driven by the curiosity sparked by the figure of the Pontiff.

A crowded Madrid book fair stand, shelves stacked with copies of Magnifica Humanitas and religious texts, a librarian handing a book to a young curious buyer while a crowd gathers, warm ambient lighting, realistic street market setting, cinematic documentary style, high detail on book covers and handwritten signs, photorealistic urban scene, shallow depth of field focusing on the exchange, natural sunlight filtering through a canopy, subtle motion blur on background visitors

How Generative AI Drives Demand for Textbooks 馃

The publishing phenomenon has a technical parallel in the use of generative artificial intelligence to create educational content. Systems like GPT-4 allow publishers to quickly generate drafts of textbooks, summaries, and study materials. However, the quality of the result depends on fine-tuning with accurate historical data. In the case of religious works, AI can assist in compiling sources, but it lacks the theological context necessary to replace human review. Algorithms process large volumes of text, but the verification of dogmas or historical events remains the work of specialists.

Editorial Miracle: The Encyclical Sells More Than the Latest Bestseller 馃檹

Booksellers are amazed. While Magnifica Humanitas flies off the shelves, the latest detective novel gathers dust. Some buyers confess they are looking for the book for its decorative value, to place it in the living room next to the Chinese vase. Others, more practical, ask if the encyclical has any function as a coaster or if it can be used to level a wobbly table leg. The truth is that, for a few days, theology has outsold self-help. Even the Pope, if he found out, would ask for a signed copy.