Theo Zagorakis, George Michael, Anna Vissi, Despina Vandi. These are all household names in the Greek world and a testament to Modern Greek popular culture. Seleucus Nicator, Attalus Philadelphus, Ptolemy Epiphanes, Demetrius Poliorcetes. These are certainly not household names in the Greek world. Yet they were once rulers of the various Hellenistic Kingdoms that emerged…