Anglo-Swedish clinical psychologist, parapsychologist and author based at Sweden's University of Gothenburg. In the 1970s he was one of  the first psi researchers to use the ganzfeld telepathy technique.

Denys Parsons (1914-1995) was an author, musician and psychical researcher who participated in psi experiments.

Indian clinical psychologist known for her research on childhood past life memories and near-death experiences.

The philosopher Charles S Peirce, founder of American Pragmatism, took a skeptical but open-minded interest in psychical research. This article examines the views and comments found in his...

American-Canadian psychology professor and psi experimenter (1945-2018) noted for his ‘god helmet’, a device he claimed could induce paranormal-seeming experiences in the wearer by means of a weak magnetic field.

Mikhail Petrovo-Solovovo (1868-1954) was a Russian diplomat and psychical researcher with a particular interest in physical mediumship.

John George Piddington (1869-1952) was a successful British businessman who played a leading role in the Society for Psychical Research, notably in the investigation of mental mediumship.

Frank Podmore (1856-1910) played a significant role in the early years of the Society for Psychical Research, initially as an investigator, later as a proponent of mainly non-paranormal interpretations of psi phenomena.  

American psychiatrist who has conducted successful ESP research with autistic children.

South African-born zoologist and author, a former president of the Society for Psychical Research, with particular interests in out-of-body experiences and the thought of philosopher Michael Whiteman.