The Psi Encyclopedia is a new collection of articles and case studies about psi research, the scientific investigation of psychic phenomena. It's a work in progress, being created by the Society for Psychical Research in London. Learn more >

Search, go to Contents A-Z, or Categories, or browse below. 

Recent Additions

American psychic (1877-1945) famous for trance readings in which he diagnosed the cause of medical symptoms and prescribed effective remedies.

American critic of parapsychology and paranormal claims (1914-2010), considered to have been a founding member of the modern skeptical movement. 

American psychologist, amateur magician and leading critic of parapsychology, co-founder of the Committee for the Scientific Inquiry (CSI).

In Mental Radio (1930), American writer Upton Sinclair described telepathy experiments he carried out with his wife Craig, in which she successfully reproduced drawings made by him and unseen by her.

American consciousness researcher, future trends analyst and author.  His experimental research focuses on remote viewing, which he has used to make significant discoveries in the field of archaeology.