Alan Ryan

Francis Edward Sparshott

Socrates

Helmut Schoeck

Jeremy Bentham

Brian Kogelmann

Mo Tzu

Samuel Gregg

Mary Campbell Smith

René Descartes

Francis Hutcheson

Marcus Aurelius Antoninus

Luigi Turco

Joseph Rickaby, S.J.

Brian Satterfield

Sir Edwin Chadwick

Blaise Pascal

Lewis Amherst Selby-Bigge

Andrea Branchi

Peter Vallentyne

Chuang Tzu

Aaron Garrett

David Conway

Henry B. Veatch

Roderick T. Long

Anthony Ashley Cooper, Earl of Shaftesbury

Carlo Lottieri

Maia Cummings

Thomas Reid

Ralph C. Hancock

Adam Smith

James Mill

Alexander the Great