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# Psilocybin, DXM, or Placebo?
- URL: https://ghost.psymposia.com/psilocybin-dxm-or-placebo/
- Published: 2015-10-16T02:40:52.000Z
- Updated: 2020-11-12T08:57:31.000Z
- Description: Twig Harper talks about his experience as a participant in the Johns Hopkins psychedelic studies and reflects on the influence of the placebo effect.
- Author: Videos
- Tags: Videos, Culture, Psychedelics, #wp, #wp-post, #Import 2026-08-25 22:59

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Twig Harper talks about his experience as a participant in the Johns Hopkins psychedelic studies and reflects on the influence of the placebo effect.