Alan Ryan

Peter C. Myers

St. Thomas Aquinas

Aeon J. Skoble

Peter Vallentyne

Stuart D. Warner

Hardy Bouillon

David W. Carrithers

Rhazes

Benjamin Hoffmann

Tibor R. Machan

Jan Narveson

Nicholas Capaldi

Plato

Mo Tzu

Thales

Francis Hutcheson

René Descartes

Matt Zwolinski

David Conway

Brian Kogelmann

Elaine Sternberg

Socrates

John Stuart Mill

Epictetus

Daniel L. Dreisbach

Lao Tzu

Joseph Butler

Sir Edwin Chadwick

James Beattie

Charlotte C. Thomas

Gershom Carmichael

Evelyn Shirley Shuckburgh