R. R. Griffiths

Latest

• Comparison of psychedelic and near-death or other non-ordinary experiences in changing attitudes about death and dying
• Survey of entity encounter experiences occasioned by inhaled N,N-dimethyltryptamine: Phenomenology, interpretation, and enduring effects
• Double-blind comparison of the two hallucinogens psilocybin and dextromethorphan: effects on cognition
• Double-blind comparison of the two hallucinogens psilocybin and dextromethorphan: similarities and differences in subjective experiences