| Psilocybin produces substantial and sustained decreases in depression and anxiety in patients with life-threatening cancer: A randomized double-blind trial RR Griffiths, MW Johnson, MA Carducci, A Umbricht, WA Richards, ... Journal of psychopharmacology 30 (12), 1181-1197, 2016 | 1885 | 2016 |
| Psilocybin can occasion mystical-type experiences having substantial and sustained personal meaning and spiritual significance RR Griffiths, WA Richards, U McCann, R Jesse Psychopharmacology 187, 268-283, 2006 | 1877 | 2006 |
| Caffeinated energy drinks—a growing problem CJ Reissig, EC Strain, RR Griffiths Drug and alcohol dependence 99 (1-3), 1-10, 2009 | 1513 | 2009 |
| Human hallucinogen research: guidelines for safety MW Johnson, WA Richards, RR Griffiths Journal of psychopharmacology 22 (6), 603-620, 2008 | 1129 | 2008 |
| Mystical-type experiences occasioned by psilocybin mediate the attribution of personal meaning and spiritual significance 14 months later RR Griffiths, WA Richards, MW Johnson, UD McCann, R Jesse Journal of psychopharmacology 22 (6), 621-632, 2008 | 1063 | 2008 |
| Pilot study of the 5-HT2AR agonist psilocybin in the treatment of tobacco addiction MW Johnson, A Garcia-Romeu, MP Cosimano, RR Griffiths Journal of psychopharmacology 28 (11), 983-992, 2014 | 955 | 2014 |
| Psilocybin occasioned mystical-type experiences: immediate and persisting dose-related effects RR Griffiths, MW Johnson, WA Richards, BD Richards, U McCann, ... Psychopharmacology 218, 649-665, 2011 | 935 | 2011 |
| Mystical experiences occasioned by the hallucinogen psilocybin lead to increases in the personality domain of openness KA MacLean, MW Johnson, RR Griffiths Journal of psychopharmacology 25 (11), 1453-1461, 2011 | 934 | 2011 |
| Effects of psilocybin-assisted therapy on major depressive disorder: a randomized clinical trial AK Davis, FS Barrett, DG May, MP Cosimano, ND Sepeda, MW Johnson, ... JAMA psychiatry 78 (5), 481-489, 2021 | 907 | 2021 |
| A critical review of caffeine withdrawal: empirical validation of symptoms and signs, incidence, severity, and associated features LM Juliano, RR Griffiths Psychopharmacology 176, 1-29, 2004 | 772 | 2004 |
| Long-term follow-up of psilocybin-facilitated smoking cessation MW Johnson, A Garcia-Romeu, RR Griffiths The American journal of drug and alcohol abuse 43 (1), 55-60, 2017 | 612 | 2017 |
| Withdrawal syndrome after the double-blind cessation of caffeine consumption K Silverman, SM Evans, EC Strain, RR Griffiths New England Journal of Medicine 327 (16), 1109-1114, 1992 | 550 | 1992 |
| Similarities in animal and human drug taking behavior RR Griffiths Advances in substance abuse: behavioral and biochemical research 1090, 1980 | 544 | 1980 |
| Psilocybin-occasioned mystical experiences in the treatment of tobacco addiction A Garcia-Romeu, R R Griffiths, M W Johnson Current drug abuse reviews 7 (3), 157-164, 2014 | 504 | 2014 |
| Psilocybin-occasioned mystical-type experience in combination with meditation and other spiritual practices produces enduring positive changes in psychological functioning and … RR Griffiths, MW Johnson, WA Richards, BD Richards, R Jesse, ... Journal of psychopharmacology 32 (1), 49-69, 2018 | 479 | 2018 |
| Validation of the revised Mystical Experience Questionnaire in experimental sessions with psilocybin FS Barrett, MW Johnson, RR Griffiths Journal of psychopharmacology 29 (11), 1182-1190, 2015 | 461 | 2015 |
| Survey study of challenging experiences after ingesting psilocybin mushrooms: Acute and enduring positive and negative consequences TM Carbonaro, MP Bradstreet, FS Barrett, KA MacLean, R Jesse, ... Journal of psychopharmacology 30 (12), 1268-1278, 2016 | 457 | 2016 |
| An automated version of the digit symbol substitution test (DSST) DR McLeod, RR Griffiths, GE Bigelow, J Yingling Behavior Research Methods & Instrumentation 14 (5), 463-466, 1982 | 426 | 1982 |
| Classic psychedelics: An integrative review of epidemiology, therapeutics, mystical experience, and brain network function MW Johnson, PS Hendricks, FS Barrett, RR Griffiths Pharmacology & therapeutics 197, 83-102, 2019 | 418 | 2019 |
| Caffeine physical dependence: a review of human and laboratory animal studies RR Griffiths, PP Woodson Psychopharmacology 94, 437-451, 1988 | 390 | 1988 |
