Study suggesting that in order to explain the phenomenology of perinatal experience, as described in the work of Stanislav Grof, we must hypothesize that the patient in these instances has expanded beyond the individual subject.

Quarterly journal publishing papers related to near-death experiences, including research reports; theoretical or conceptual statements; expressions of a scientific, philosophic, religious, or historical perspective on the study of near-death experiences; cross-cultural studies; individual case histories; and personal accounts of experiences or related phenomena.