Clerical Conversations, Episode 26: The Cassiciacum Thesis

In this episode of Clerical Conversations, Bishop Donald Sanborn explains the Cassiciacum Thesis (also known as the formal/material thesis) and why it’s important for Traditional Catholics to know and understand it.

A special thanks to UK Catholic Mission for sponsoring this episode. Please visit for more information on the UK St Edmund's Mission, which aims to bring the One True Faith back to the United Kingdom and Ireland.

Bishop Donald Sanborn

Bishop Donald Sanborn

Episode Notes:
Most Holy Trinity Seminary Articles
Explanation of the Thesis

Original Air Date: July 14, 2017
Show Run Time: 1 hour 12 minutes
Show Guest(s): Bishop Donald Sanborn
Show Host(s): Stephen Heiner
Show Sponsor: UK Catholic Mission

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