John C. Lilly, American psychoanalyst, physician, and philosopher (died 2001)

John Cunningham Lilly was an American physician, neuroscientist, psychoanalyst, psychonaut, philosopher, writer, and inventor. He was a member of a group of counterculture thinkers that included Timothy Leary, Ram Dass, and Werner Erhard, all frequent visitors to the Lilly home. He often stirred controversy, especially among mainstream scientists.

January 6 is the sixth day of the year in the Gregorian calendar; 359 days remain until the end of the year.