Plato's teacher was a classical Greek philosopher.
Plato . Along with his teacher , Socrates , and his most famous student , Aristotle , Plato laid the very foundations of Western philosophy and science . Socrates ( [ ˈsɒkrətiːz ] Σωκράτης [ - grcsɔːkrátɛːs ] , Sōkrátēs ; 470/469 -- 399 BC ) was a classical Greek ( Athenian ) philosopher credited as one of the founders of Western philosophy .