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Luigi Turco is Professor of Philosophy at the University of Bologna.
Daniel L. Dreisbach
Socrates
Thales
Paul Carus
William Godwin
Thomas Reid
Jack Russell Weinstein
Virginia Postrel
Mary Campbell Smith
Eric Mack
Ralph McInerny
Sir James Mackintosh
Samuel Gregg
Chuang Tzu
Benedict de Spinoza
Hardy Bouillon
Thomas Hobbes
Francis Edward Sparshott
Ralph C. Hancock
Plutarch
Plotinus
René Descartes
Andrew R. Scoble
Benjamin Hoffmann
Adam Smith
Alexander Broadie
Blaise Pascal
John Passmore
Stuart D. Warner
Avicenna
Henry B. Veatch
Gershom Carmichael