Two figures on the covers of Guns N' Roses' Use Your Illusion albums were lifted line for line from a 500-year-old Vatican fresco. This episode decodes that fresco, Raphael's School of Athens, painted between 1509 and 1511 in the Stanza della Segnatura, Pope Julius II's private library, where a wall of pagan philosophy sits directly opposite a wall of Christian theology under the motto Causarum Cognitio, seek knowledge of causes.

We break down the central pairing of Plato pointing to the heavens with his Timaeus and Aristotle gesturing to earth with his Nicomachean Ethics, the deliberate tension in which book each holds, the Renaissance celebrities cast as ancient thinkers, the inclusion of Averroes, the mysterious white-robed figure staring straight at the viewer, the perspective geometry and Bramante-inspired architecture, hidden triangle ...