John Locke
René Descartes
Immanuel Kant
Kenneth C. Laudon
John Stuart Mill
Arthur Schopenhauer
David Hume
Georg Wilhelm Friedrich Hegel
Gene Kim
Jean Piaget
Nate Silver
Peter L. Berger
Henri Bergson
Karl Popper
Tom Wolfe
George F. Luger
Alfred Klemmt
Samuel Taylor Coleridge