Platão Aristóteles Tomás de Aquino Descartes, René Locke, John Berkeley, George Leibnitz, Gottfried Wilhelm Kant, Immanuel Herbart, Johann Friedrich Fechner, Gustav Theodor Helmholtz, Herman Ludwig Ferdinand Von Wundt, Wilhelm Galton, Francis Binet, Alfred James, William Pavlov, Ivan Petrovich Thorndike, Edward L. Watson, John Broadus Wertheimer, Max Kõhler, Wolfgang Freud, Sigmund Jung, Carl Gustav Adler, Alfred