He officially enrolled the boy as a Patrician , and sent him to Macedonia to study rhetoric under Apollodorus of Pergamon .
It was after this campaign that Caesar secretly changed his will , naming Octavian as his heir .
Octavian officially enrolled the boy as a Patrician , and sent Caesar to Macedonia to study rhetoric under Apollodorus of Pergamon .
It was after this campaign that Caesar secretly changed his will , naming Octavian as his heir .