Leo Tolstoy, Hermann Hesse, Albert Camus, Sigmund Freud, Aleksandr Solzhenitsyn, Nicholas Wolterstorff, Albert Einstein, Dave Grossman, Hannah Arendt, Jonathan Montaldo, Michael Lerner, Susan Neiman, Tzvetan Todorov, C.G. Jung, Jeffrey Burton Russell, Emil L. Fackenheim, Svetozar Stojanović, Gil Bailie, Predrag Cicovacki, Michael True, Thomas Del Prete, Philip Paul Hallie, John P. Collins, Daniel Berrigan S.J., Sharon Anderson Gold