Plato
Πλάτων
Philosopher · circa 428 BC–circa 348 BC
Who is Plato?
Plato was an ancient Athenian philosopher, a student of Socrates and the teacher of Aristotle. He founded the Academy in Athens, one of the earliest institutions of higher learning in the Western world. Plato wrote in dialogue form, using Socrates as a central character to explore metaphysics, ethics, politics, epistemology, and aesthetics. Among his most influential works are the Republic, in which he outlines an ideal state and the theory of Forms, and dialogues such as the Symposium, Phaedo, and Timaeus. His Theory of Forms proposed that non-material abstract forms possess the highest reality. Plato's writings profoundly shaped Western thought, influencing philosophy, theology, mathematics, and political theory for more than two millennia. The Academy he established endured for centuries and helped transmit Greek philosophical traditions across the ancient world.
Sources: Plato, Republic (circa 375 BC) · Plato, Symposium · Diogenes Laertius, Lives of Eminent Philosophers