Scott Alexander has been thinking about this sort of thing recently: https://slatestarcodex.com/2019/09/10/ssc-journal-club-relaxed-beliefs-under-psychedelics-

Scott Alexander has been thinking about this sort of thing recently: https://slatestarcodex.com/2019/09/10/ssc-journal-club-relaxed-beliefs-under-psychedelics-and-the-anarchic-brain/ https://slatestarcodex.com/2019/09/10/ssc-journal-club-relax... https://slatestarcodex.com/2019/09/11/lots-of-people-going-around-with-mild-hallucinations-all-the-time/ https://slatestarcodex.com/2019/09/11/lots-of-people-going-a... Both are very interesting reads about perception, hallucination, and mental illness.