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Semple was an advocate and translator of Kant.
Alan Ryan
Lewis Amherst Selby-Bigge
Samuel Gregg
James Beattie
Titus Lucretius Carus
Saint Augustine
Dugald Stewart
Adam Smith
William George Pogson Smith
Francisco Suárez
Rhazes
Michael J. Seidler
Joseph Butler
Michael Huemer
Rachel Ferguson
Aristotle
Jeremy Shearmur
Eric Schliesser
Confucius
Peter Vallentyne
Jean-Jacques Rousseau
Maia Cummings
Stuart D. Warner
Andrew R. Scoble
Aaron Garrett
Hardy Bouillon
David Conway
René Descartes
Brian Satterfield
Henry B. Veatch
Thales
Douglas Den Uyl