Saint Mark of Ephesus entered the monastic life as a young man, and became a devoted student of the hesychast teachings of Saint Gregory Palamas. He became a deacon, and later a priest, and was appointed Metropolitan of Ephesus. He attended the Council...

Saint Cyril was born in Alexandria in the year 376. He was instructed in the faith by his uncle Theophilus, Patriarch of Alexandria. Cyril succeeded to the patriarchal throne himself in 412. When Nestorius began teaching his heresy, Cyril was a...

Saint Sylvester served as the 32nd bishop of Rome after the death of the Apostles. He was not able to attend the First Ecumenical Council in 325 due to illness, but he sent representatives. He reposed later that year. His feast is celebrated on...

Saint Clement was a monk, and later became bishop of Ancyra in Galatia. He suffered persecution for some 30 years until he was martyred under the reign of Diocletian and Maximian in 296. His feast is celebrated on January 23.

Saint Marcian was born in Rome but was educated in Constantinople. After the death of his parents, he used his inheritance to build churches and help the poor. The Patriarch was impressed by his way of life, ordained him, and made him treasurer of the...

Saint Athanasius was born to a Christian family in Alexandria in 295. He was ordained the bishop of Alexandria before he reached his thirtieth birthday, and became a leader of the Church even before that.  At the time that Athanasius was...

This 15th century icon of Saint John Chrysostom was painted in Bulgaria. Saint John Chrysostom (which means "Golden-Mouthed," after his eloquent speaking abilities) is one of the greatest preachers and theologians in Church history. His sermons and...