Alan Ryan

Ralph C. Hancock

Benedict de Spinoza

John Passmore

Plotinus

Andrea Branchi

René Descartes

Rachel Ferguson

Helmut Schoeck

Jean-Jacques Rousseau

Francisco Suárez

Confucius

Lao Tzu

Jeremy Shearmur

Eric Schliesser

David Conway

Stuart D. Warner

Mary Campbell Smith

Peter C. Myers

Jack Russell Weinstein

Michel de Montaigne

Titus Lucretius Carus

Blaise Pascal

Evelyn Shirley Shuckburgh

Virginia Postrel

Marcus Aurelius Antoninus

Bas van der Vossen

David W. Carrithers

James Mill

Socrates

Francis Hutcheson

Panaetius

William Godwin