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Luigi Turco is Professor of Philosophy at the University of Bologna.
Plutarch
Chuang Tzu
David Conway
Joseph Butler
Peter Paul Seaton Jr.
Benjamin Hoffmann
Peter Vallentyne
Samuel Gregg
Alan Ryan
J.W. Semple
Khalil M. Habib
Joseph Rickaby, S.J.
Francis Hutcheson
Aaron Garrett
Thomas Hobbes
Immanuel Kant
St. Thomas Aquinas
Lao Tzu
Avicenna
Nicholas Capaldi
Samuel Fleischacker
John Stuart Mill
Michel de Montaigne
Peter Carl Mentzel
Virginia Postrel
Francisco Suárez
Hardy Bouillon
Sir James Mackintosh
Ralph C. Hancock
Paul Carus
Saint Augustine
René Descartes