EEG of Long-Term Ayahuasca Drinkers vs. Matched Controls

Investigators: Dr. Micheal Hessellink (Holland), Yatra da Silveira Barbosa (Brazil), Dr. Erik Hofmann (Denmark). Co-investigators are: Dr. Glacos Brito and Dr. Dartiu Xavier da Silveira both from Brazil. …

Follow-up study of Bastiaans LSD therapy

Investigators: Nicole Maalste, Hans Ossebaard Utrecht, Netherlands Contact: Sponsor: MAPS, Promind Foundation Retrospective survey study with former clients who were treated with drug therapy by Dr. Jan …

A Biochemical Bridge to the Embodied Psyche

(doctoral dissertation) Investigator: Kim Hewitt Department of American Civilization, University of Texas at Austin Contact: Sponsors: MAPS Exploration of how psychedelics helped facilitate a shift in …

Gender Differences in the Subjective Effects of MDMA

Investigators: Liechti ME, Gamma A, Vollenweider, FX Sponsors/Funding: Swiss National Science Foundation; Swiss Federal Health Office; Heffter Research Institute References: Psychopharmacology DOI (2001) …

The Concord Prison Experiment Experiment Follow-Up

Investigator: Rick Doblin, Ph.D. This study, originally published in the Journal of Psychoactive Drugs [Oct-Dec 1998] is one in a series of long-term follow-ups to early psychedelic research that MAPS …

Level of Use of 3,4-methylenedioxymethamphetamine (MDMA)

Investigators: Dafters RI, Duffy F, O’Donnell P, Bouquet C Psychology Department, Glasgow University, Glasgow, Scotland G12 8RT Sponsor(s)/Funding: Self funded Contact: N/A References: Psychopharmacology …