Comprehensive Study Guide to Key Figures of Classical Antiquity

Socrates

Athenian philosopher, foundational figure of Western ethics, and creator of the Socratic Method (Elenchus).

Plato

Disciple of Socrates and founder of the Academy; known for the Theory of Forms and The Republic.

Aristotle

Student of Plato and polymath who established formal logic, Nicomachean Ethics, and teleological philosophy.

Zeno of Citium

Founder of Stoicism who taught that virtue and living in accord with reason (Logos) yield happiness.

Epicurus

Founder of Epicureanism who taught atomistic metaphysics and defined pleasure as peace of mind (ataraxia).

Herodotus

Known as the 'Father of History'; documented the Greco-Persian Wars and detailed regional geographies and cultures.

Thucydides

Known as the 'Father of Scientific History'; analyzed the Peloponnesian War through empirical political realism.

Solon

Athenian lawmaker who abolished debt slavery (Seisachtheia) and instituted wealth-based constitutional reforms.

Leonidas I

King of Sparta who led the 300 Spartans at the Battle of Thermopylae.

Pericles

Athenian statesman who expanded democracy and directed the building of the Acropolis during Athens' Golden Age.

Alexander the Great

King of Macedon who conquered the Persian Empire and spread Hellenistic culture.

Philip II of Macedon

King of Macedon who modernized the army with the sarissa pike and unified Greece.

Darius II

Persian King of Kings who funded Sparta in the Peloponnesian War, enabling victory over Athens.

Pheidippides

Athenian long-distance runner who ran to Sparta for aid and inspired the modern marathon.

Archimedes of Syracuse

Mathematician and engineer who discovered Archimedes' Principle, approximated $\pi$, and invented mechanical devices.

Hippocrates of Kos

Known as the 'Father of Modern Medicine'; secularized medical practice and developed Humoral Theory.

Aristarchus of Samos

Astronomer who proposed the first known heliocentric model of the solar system.

Euclid of Alexandria

Known as the 'Father of Geometry'; authored The Elements and derived fundamental geometric proofs.

Eratosthenes of Cyrene

Geographer and mathematician who calculated Earth's circumference and created the Sieve of Eratosthenes.

Homer

Legendary epic poet who composed The Iliad and The Odyssey.