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469 BCE
Socrates (469 - 399 BCE)
Founder of ethical philosophy. Did not write any works; known through the writings of his students (Plato, Xenophon). Condemned and executed for “corrupting the youth.” -
384
Aristotle (384 - 322)
Student of Plato, tutor of Alexander the Great. Founded Lyceum.
Author of works on logic, physics, metaphysics, ethics, and politics. -
427
Plato (427 - 347)
Student of Socrates, founder of the Academy in Athens. Created the Theory of Forms and wrote (The Republic, Phaedo).
Student of Plato, tutor of Alexander the Great. Founded the Lyceum. Author of works on logic, physics, metaphysics, ethics, and politics.