In Our Time's Philosophy ResourceCollection of materials about philosophy, expanded from a 2005 vote for the "greatest philosopher." Features a philosopher timeline, a quiz, and audio and text about the nominated philosophers, who include St. Thomas Aquinas, Aristotle, Karl Marx, Friedrich Nietzsche, Plato, Jean-Paul Sartre, Socrates, Ludwig Wittgenstein, and several others. From the website for the British Broadcasting Corporation (BBC) program "In Our Time."