c.396–c.325 B.C., one of the Ten Attic Orators of the Alexandrian canon; pupil of Isocrates. A capable and honored public official, he administered the state finances from 338 to 326 B.C. and led (with Demosthenes) the anti-Macedonian party. One of his official acts ordered the editing and preserving of the works of Aeschylus, Sophocles, and Euripides. A single oration (Against Leocrates) is extant.