. . . . . "Saint John Cassian"@en . "Cassian, John"@en . . "Saint John Cassian (c. 360 \u2013 435 AD), John the Ascetic, or John Cassian the Roman, was a Christian monk and theologian celebrated in both the Western and Eastern Churches for his mystical writings. Cassian is noted for bringing the ideas and practices of Egyptian monasticism to the early medieval West."@en . "Christian monk and theologian" . . . . . . . . "0360Z"^^ . . . "0435Z"^^ .