Erowid Surveys
Below is a list of surveys that have been conducted by Erowid. See our Current Survey page.
See also Current Psychoactive Research Seeking Volunteers.
See also Current Psychoactive Research Seeking Volunteers.
Date
#
Description
2013
April 15 - Aug 1
130
A pilot Wisdom Cycle survey administered in paper form only. See Wisdom Cycle Project.
2012
Sep 6 - Sep 15
11,000
A survey about what psychedelics people have tried.
Aug 22 - Sep 1
5050
A survey about discarnate entity encounters
2011
May 22 - July
-
A survey about Alcohol, Cannabis, and Ketamine Use and related health issues.
2010
Oct 10 - Oct 15
30576
Demographics
2009
Feb 17 - Feb 18
296
Member T-Shirt Feedback
2008
Mar 19 - Mar 27
20227
Ecstasy Use and Hangover
Mar 17 - Mar 19
4011
Caffeine and Pregnancy
2006
Feb 22 - Feb 24
10804
Psilocybin Mushroom Survey
2005
Sep 14 - Dec 15
3157
HPPD Survey
Apr 22 - Apr 24
8525
Visitor Demographics Survey #4
2004
Jun 21 - Jul 19
1859
Visual Effects Survey
2003
2002
Mar 15 - pres.
221
Cluster Headache Survey
Feb 21 - Apr 27
29
Erowid Member Survey
ARTICLES & WRITINGS #