Multidisciplinary Association for Psychedelic Studies

Multidisciplinary Association for Psychedelic Studies

The Multidisciplinary Association for Psychedelic Studies is an American nonprofit organization working to raise awareness and understanding of psychedelic substances. MAPS was founded in 1986 by Rick Doblin and is now based in San Jose, California. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for Multidisciplinary Association for Psychedelic Studies, United States, covering academic research published from 2002 to 2025. Read More.


Open Access Percentage

74%


Total
Publications

411


Total Open
Publications

304


Total
Citations

13K


Open Access
Percentage

74%


Total
Publications

411


Total Open
Publications

304


Total
Citations

13K

Wikipedia

Website

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Breakdown

14% 37% 22% 27%

Publisher Open

14%

Both

37%

Other Platform Open

22%

Closed

27%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

0102030405060708090100Total Publications
200220032004200520062007200820092010201120122013201420152016201720182019202020212022202320242025

Open

Closed

Publisher Open

52%OA Journal

OA Journal 52%

103

Hybrid 39%

78

No Guarantees 9%

19

Other Platform Open

Domain 75%

181

Institution 43%

103

Preprint 23%

56

Other Internet 5%

13

Public 2%

5

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
185
doaj.org OAI-PMH Repository
Institution
57
bioRxiv
Preprint
28
California Digital Library
Institution
24
DOI
Other Internet
11
OSF Preprints - PsyArXiv
Preprint
9
medRxiv
Preprint
9
Imperial College London
Institution
6
Figshare
Public
6
University of Cambridge
Institution
5
1 / 5

Data updated 12 August 2026

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