1. Concept

The term “parapsychology,” which M. Dessoir (1867–1947) suggested in 1889, takes as the object of psychology or its related disciplines certain phenomena that deviate from the normal life of the soul. Alternative terms such as “scientific occultism” or “metapsychology” have been proposed, but “parapsychology” ultimately came into common use (supported by H. Driesch). The subjects of parapsychology include occult phenomena and other supersensory experiences. Comparative studies of traditional and…