Some of the books and other materials I have found
to be particularly interesting and helpful:
Badiner, Allan, Ed., Zig Zag Zen: Buddhism and
Psychedelics, Synergistic Press, Sante Fe, 2015.
Dolce, Joe, Brave New Weed: Adventures into the Unchartered World of Cannibis, Harper Collins, New York, 2016.
Fadiman, James, The Psychedelic Explorer's Guide: Safe, Therapeutic and Sacred Journeys, Park Street, Rochester, VT., 2011.
Grof, Stanislav, Healing Our Deepest Wounds: The Holotropic Paradigm Shift, Stream of Experience, Newcastle, WA, 2011.
Grof, Spiritual Emergency: When Personal Transformation Becomes a Crisis, Penguin Putnam, New York, 1989.
Grof, When the Impossible Happens: Adventures in Non-Ordinary Realities, Sounds True, Bolder, 2006.
Hari, Johann, Chasing the Scream: The First and Last Days of the War on Drugs, Bloomsbury, New York, 2015.
Mate, Gabor, In the Realm of Hungry Ghosts: Close Encounters With Addiction, North Atlantic, Berkley, 2010.
Pollan, Michael, How to Change Your Mind: What the New Science of Psychedelics Teaches Us About Consciousness, Dying, Addiction, Depression, and Transcendence, Penguin Press, New York, 2018.
Sapolsky, Robert M., Why Zebras Don't Get Ulcers: The Acclaimed Guide to Stress, Stress-Related Diseases, and Coping, 3rd Ed., St. Martins, New York, 2004.
Van Der Kolk, Bessel, The Body Keeps the Score: Brain, Mind, and Body in the Healing of Trauma, Viking, New York, 2014.