Billionaire American businessman (b 1945), whose foundation, the Bigelow Institute for Consciousness Studies (BICS), is currently funding research on post-mortem survival.

Malcolm Bird (1886–1964) was an American mathematician and parapsychologist, notable for his involvement in controversial investigations of the Boston medium Mina Crandon.

British psychologist, consciousness researcher and psi sceptic, who has frequently appeared in the media promoting a non-paranormal view of out-of-body and near-death experiences.

English architect and archeologist  (1864-1945) remembered for claims that archeological discoveries at Glastonbury Abbey were achieved through contacts with deceased monks.

Psi researcher based in Arizona, co-founder of the Windbridge Institute and Windbridge Research Center.

Italian psychologist and psychical researcher (1862–1943), author of number of books analysing psi phenomena. 

American parapsychologist and author (1942-2012), pioneer of the experimental study of distant mental influence on living systems (DMILS).

American philosopher and parapsychologist, notable for his PK research and for commentary on trance mediumship and survival evidence, in particular his defence of the 'living agent' (super-psi) hypothesis. 

American parapsychologist who has specialized in cognitive aspects of ESP and its evolutionary development. His 1991 book Parapsychology: The Controversial Science is a classic introduction to the subject. 

Swedish researcher who has studied anomalous connections between twins. He is author of Conscious Connections (2010), a book linking parapsychology with holistic biology.