A Survey of Psychological Thoughts of Aristotle, Avicenna, and Descartes

The discussions of philosophical psychology enjoy a special status among philosophical discussions, and their importance is generally accepted due to their implications in other philosophical and doctrinal disciplines. On the other hand, among the philosophers, we may name some who have virtually been pioneers of psychological discussions.The present article uses an analytical and documentary approach with a careful survey of viewpoints presented by three of the most important philosophers in history, i.e. Aristotle, Avicenna, and Descartes; in this way, it investigates some of the most fundamental discussions of psychology.