Eustathius (12th cent. ce) born and educated in *Constantinople, was deacon at St Sophia and taught rhetoric (and probably grammar) in the patriarchal school until 1178, when he became metropolitan of *Thessalonica, in which position he continued till his death (c.1194). His works of classical scholarship were written before 1178. Henceforward he devoted himself to the practical duties of his spiritual office and to combating the prevailing corruption of monastic life.(1) Classical: Commentary on Pindar, of which only the introduction survives; this gives information on lyric poetry (especially Pindar's) and Pindar's life, and shorter notes on the *Olympian Games and the *pentathlon. The Commentary on Dionysius Periegetes contains discursive scholia, valuable for citations from earlier geographers, historians, the unabridged *Stephanus of Byzantium, and the lost works of *Arrian. The Commentaries on Homer's Iliad and Odyssey (Παρεκβολαὶ εἰς τὴν Ὁμήρου Ἰλιάδα.