Divorced from Western influence, the Islamic world has changed very little in the last millennium. The fundamental cause is the domination of the Islamic religion over every aspect of life. The proximal cause is the method of thinking (psycho-epistemology) inherent in and stimulated by that religion. In his second lecture, Dr. Locke will identify these non-rational thinking habits and will trace them ultimately to the explicit rejection of Aristotle's philosophy during the Middle Ages.