6. The son of Amphicleides, a native of Sunium, was the author of a decree expelling the philosophers from the Attic territory, or, as others say, forbidding any one, on pain of death, to preside over a school of philosophy, without the consent of the senate and people. After a year the decree was revoked, and Sophocles was fined five talents. (D. L. 5.38; Pollux, 9.42; Ath. xiii. p. 610e. f.; Alexis, apud Ath. l.c.) From the fragment of the Ἱππεύς of Alexis preserved by Athenaeus (l.c.) it is evident that the law was passed at end of Ol. 115 or the beginning of Ol. 116. B. C. 316 (Meineke, Hist. Crit. Com. Graec. p. 394).
[P.S]A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890