St. John Chrysostom was a fourth-century Archbishop of Constantinople, known for his eloquent preaching and staunch defense of orthodoxy. He is also commonly referred to as "John of Antioch" or "John the Golden-Mouthed" due to his superb rhetorical skills. Other synonyms for St. John Chrysostom include the "Doctor of Preachers" and the "Eastern Doctor" due to his influential teachings on the interpretation of scripture and the Christian faith. He is highly revered in both the Eastern Orthodox and Catholic Churches, and his writings continue to inspire and influence believers around the world.