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Eric Mack is a Professor of Philosophy at Tulane University.
Joseph Rickaby, S.J.
John Locke
Sir Edwin Chadwick
Marcus Aurelius Antoninus
Plotinus
Peter Carl Mentzel
Mortimer J. Adler
Jack Russell Weinstein
Jeremy Shearmur
Andrew R. Scoble
Dugald Stewart
J.W. Semple
Paul Carus
Confucius
Jan Narveson
Daniel L. Dreisbach
Jennifer A. Frey
David W. Carrithers
Rhazes
Lao Tzu
Anthony Ashley Cooper, Earl of Shaftesbury
Ralph C. Hancock
James Beattie
John Stuart Mill
Thomas Hobbes
Jean-Jacques Rousseau
Samuel Gregg
Aristotle
Rachel Ferguson
Avicenna
Brian Kogelmann
Panaetius