According to legend, the Virgin appeared one Christmas Eve to an artless young man standing in one of Constantinople's most famous Marian shrines. She offered him a scroll of papyrus with the injunction that he swallow it, and following the Virgin's command, he did so. Immediately his voice turned sweet and gentle as he spontaneously intoned his hymn -The Virgin today gives birth.- So was born the career of Romanos the Melodist (ca. 485-560), one of the greatest liturgical poets of Byzantium, author of at least sixty long hymns, or kontakia, that were chanted during the night vigils...