Syrianus

Syrianus (Ancient Greek: Συριανός; died circa 437) was a Greek Neoplatonist philosopher, and head of Plato's Academy in Athens, succeeding his teacher Plutarch of Athens in 431/432. He is important as the teacher of Proclus, and, like Plutarch and Proclus, as a commentator on Plato and Aristotle. https://en.wikipedia.org/wiki/Syrianus