Can the Pope teach ex cathedra in a letter to a single bishop? Fr Palmieri explains
The answer is YES – if it is clear that he is exercising his authority as the Supreme Pastor, and defining a doctrine to be held by all:
https://www.wmreview.org/p/can-the-pope-teach-ex-cathedra-in

www.wmreview.org
Can the Pope teach ex cathedra in a letter to a single bishop? Fr Palmieri explains
The answer is YES – if it is clear that he is exercising his authority as the Supreme Pastor, and defining a doctrine to be held by all.
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1August 31, 2026 237 2