The Date and Identity of Macrobius

It has long been recognized that Macrobius' Saturnalia and Commentary on Cicero's Somnium Scipionis are no less important as social documents of their times than for the precious antiquarian and neoplatonic lore they preserve. But which times ? And who was Macrobius ? In view of our relatively abundant prosopographical material from the late fourth and early fifth centuries, there should be a fair chance of identifying a man whose full name and rank stand on record: Macrobius Ambrosius Theodosius, vir clarissimus et inlustris .