Daniel Hirshberg

This Is Your Brain on Drugs: A Review of Chris Letheby’s Philosophy of Psychedelics

Journal of Contemplative Studies June 25, 2026 Daniel Hirshberg

What is, or what should be, a philosophy of psychedelics? This question has never been so broadly relevant, given the groundswell of mainstream interest and experimentation, scientific investigation, therapeutic trials, entrepreneurial enterprise, and decriminalization of natural psychedelics in several American states. Chris Letheby’s Philosophy of Psychedelics is the first monograph to apply...