1. Behavioral Pharmacology Research Unit, Center for Psychedelic and Consciousness Research, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.
2. Department of Psychiatry, Massachusetts General Hospital, Boston, Massachusetts, USA.
3. Department of Medicine, Centre for Psychedelic Research, Imperial College, London, United Kingdom.
4. Psychedelics Division, Neuroscape, Department of Neurology, University of California, San Francisco, California, USA.