If you've had a "bad" trip on psilocybin mushrooms - psychologically difficult or challenging experiences while under the influence of mushrooms, you might want to take this survey and provide some information for the researchers.
The Johns Hopkins survey of "bad trips" on psilocybin mushrooms (a.k.a. magic mushrooms or shrooms).
The main survey will
take about 45 minutes to complete, and an optional open-ended section
could take another 10-15 minutes.