The Comment on the dream of Scipio of the pagan author Macrobius (ca. 400) contains gnostic elements which, via Plotinus and Porphyry, go back to the Pythagorean Numenius of Apamea (2nd century). Macrobius' Comment makes clear that he is particularly indebted to Porphyrius' comment on Plato's Timaeus, the most influential Platonic dialogue in the Middle Ages and the Renaissance. The authority which Macrobius commanded in the Middle Ages guaranteed the transmission of Platonic-gnostic thought. [see: The Hermetic Gnosis Exhibition, at: 
