Encounters with apparently autonomous and intelligent non-human entities are a striking and recurrent feature of high-dose N,N-dimethyltryptamine (DMT) experi-ences. Such encounters are typically interpreted as complex hallucinations derived from internally generated brain activity, although many features of the DMT state remain a challenge to explain within the standard neuroscientific...
Psychedelic-assisted therapy studies suggest that the induction of "mystical experiences" combined with psycho-therapy is a possible intervention for psychiatric illness. Advanced meditation may induce powerful experiences comparable to psychedelics. We investigated effects of an intensive meditation practice called Fire Kasina. Six individuals completed a retreat, and participated in an...