This is a supplemental book containing outlines of various philosophers in the fields of epistemology, metaphysics, phenomenology, and existentialism. Outlines of the following authors are included: Plato, Parmenides, Aristotle, Locke, Berkeley, Descartes, Hegel, Kierkegaard, Nietzsche, and Sartre. Outlines on the arguments for God, God and the problem of evil, and free will and determinism are also included.