The Catholic world has been recently rocked by the publication of a book sent out to every bishop in the world.

In episode 56 of Merely Catholic, Gavin Ashenden interviews one of its authors, Julio Loredo. Part of the initial impact of the book lay in the powerful and dramatic preface which was authored by Cardinal Raymond Burke, a former prefect of the Apostolic Signatura. He commended the book as providing a clear and accessible warning about the danger that the process of synodality posed to the integrity and the existence of the Catholic Church.

So what are the issues that lie behind it?