Ancient Philosophies was a class given at Starfleet Academy in which cadets studied the ancient philosophical beliefs of the species known to the Federation and the impact these beliefs had on these societies and the quadrant throughout history.

According to a personal log entry by Doctor Beverly Crusher on stardate 44821.3, her son informed her in a letter that he had topped the class in exobiology, but was still struggling in Ancient Philosophies. (TNG: "The Host")