Plato (428-348 BC)
Aristotle (384-322 BC)
St. Augustine (AD 354-430)
St. Anselm of Canterbury (AD 1033-1109)
St. Thomas Aquinas (AD 1225-1274)
Marsilius of Padua (AD 1270-1342)
Jean Buridan (AD 1295-1363)
Nicholas Oresme (AD 1320-1382)
Niccolo Machiavelli (AD 1469-1527)
Francisco de Vitoria (AD 1492-1546)
Etienne de la Boetie
John Calvin
Thomas Hobbes
John Locke (AD 1632-1704)
Murray Rothbard (AD 1926-1995)