Isocrates (/aɪ.ˈsɒk.rə.ˌtiːz/; Ancient Greek: Ἰσοκράτης; 436–338 BC), an ancient Greek rhetorician, was one of the ten Attic orators. Among the most influential Greek rhetoricians of his time, Isocrates made many contributions to rhetoric and education through his teaching and written works.