The Columbia Encyclopedia, Sixth Edition. 2001-07.
Hipparchus, Athenian political figure
(hpär´ks) (KEY) , c.555514 B.C., Athenian political figure, son of Pisistratus. After the death of his father, he was closely associated with his brother Hippias, tyrant of Athens, in ruling the Athenian city-state. Under Hippias he was a patron of the arts and sponsored the poets Anacreon and Simonides. He was slain by Harmodius and Aristogiton because of his personal vices.