Arthur Schopenhauer, Bernard Williams, Bruce N. Waller, Christine Overall, David Benatar, David B. Suits, David Hume, David Schmidtz, Derek Parfit, Frederick Kaufman, Fred Feldman, George Pitcher, Immanuel Kant, James Lenman, John Leslie, John Martin Fischer, Margaret A. Boden, Michaelis Michael, Peter Caldwell, Richard Hare, Richard Taylor, Robert Nozick, Stephen E. Rosenbaum, Steven Luper, Thomas Nagel, W.D Joske