British author and psi investigator (1890-1986), noted for a robustly critical approach that often brought him into conflict with colleagues.
Scientists & Researchers
In later life, the creator of Sherlock Holmes became an evangelist for spiritualism.
American philosopher who in 1961 published a major study of psi phenomena, endorsing their existence and arguing that they constitute evidence for postmortem survival. This article describes and critiques his ideas.
American lawyer, judge, and politician (1799-1874), remembered as one of the first serious investigators of séance mediums.
American psychoanalyst and paranormal investigator (1908-1998) known for his three-year study of the ‘thoughtography’ practised by Ted Serios, and for his insightful theorising about the role of unconscious motivation in the manifestation of psi effects.
Swiss psychologist (1854-1920) noted for his book From India to the Planet Mars, a psychological study of the trance medium Hélène Smith.
Academic psychologist and psi investigator (1934-2010) whose many books covered topics such as transpersonal psychology, dreams and survival of death.
American critic of parapsychology and paranormal claims (1914-2010), considered to have been a founding member of the modern skeptical movement.
Hamlin Garland (1860-1940) was an American writer and psychical researcher, noted for his investigation of the Buried Crosses episode.
French investigator of mediums (1865-1924) remembered for his controversial attempts to provide proof of ectoplasm in the form of plaster moulds.