Quora Answer: Why does Aristotle think that the human intellect does not have a bodily organ?

I suggest you read The Origins of European Thought: About the Body, the Mind, the Soul, the World, Time and Fate: R. B. Onians: 9780521347945: Amazon.com: Books which give the background of the ancient Greek views on psychology. Basically the center of consciousness was in the diaphram, not the head, not the heart, which is itself very interesting. Arisototle was merely elaborating  on this already established tradition and modifying it to make it more “scientific” in the way that he understood “science”. For more about that read The Origins of European Thought: About the Body, the Mind, the Soul, the World, Time and Fate: R. B. Onians: 9780521347945: Amazon.com: Books