St. Gregory Palamas described Dionysius as “the most prominent of the theologians after the apostles.” St. Thomas Aquinas explicitly cites Dionysius nearly 2,100 times. He only cites the Bible, Aristotle, and Augustine more frequently. Both St. Gregory and St. Thomas regarded the writings of Dionysius as fully compatible with Christianity although they often gave conflicting interpretations of his writings. In contrast to both Palamas and Aquinas, Martin Luther had a quite different assessment:“Dionysius is most pernicious; he platonizes more than he Christianizes.” The body of writings known as the Corpus Dionysiacum is enigmatic in a variety of ways. The actual identity of its author is unknown. The texts are written in a notoriously difficult style of Greek. The author delights in using complex and often obscure forms of expression. Interpreting and translating the texts has always been challenging and fraught with controversy, especially since the author draws freely from a wide range of Christian and pagan Neoplatonic sources. In the Western Christian tradition today, the Corpus Dionysiacum is primarily an historical artifact. But in the Eastern Orthodox tradition, it has remained a formative source for the living theology of the Church. Regardless of the importance, or lack thereof, which people