Little is known about his early life except that he was the son of Glaucippus, of the deme of Collytus and that he studied logography under Isocrates.
Tidak banyak yang diketahui tentang kehidupan awalnya kecuali bahwa ia adalah putra Glaucippus, deme Collytus dan bahwa ia belajar logografi di bawah Isocrates.