British scientist who carried out controversial experiments with Daniel Home and other mediums in the 1870s. His claim to have discovered a new ‘psychic force’ was  contested by other scientists, but his reports continue to be widely discussed.

Nobel prize-winning French physicist (1859–1906) who in the years before his untimely death in a traffic accident became enthusiastic about the phenomena he witnessed in the seance room. 

Michael Daw is a research scientist at the University of Northampton, where he is investigating a relationship between dietary practices and psi abilities.

Moritz Dechamps is a German researcher investigating quantum effects in the context of micro-psychokinesis experiments.  

British psychologist and parapsychologist who has conducted research in ESP and direct mental interaction with living systems (DMILS).  

German philosopher and psychologist (1867-1947) credited with originating the term ‘parapsychology’. During his early career he experimented successfully with telepathy, but later became a vocal sceptic.

British author and psi investigator (1890-1986), noted for a robustly critical approach that often brought him into conflict with colleagues. 

Rosemary Dinnage (1928-2015), a journalist and author, was named by The Observer in 2011 as one of Britain's top 300 intellectuals. Dinnage had an active in interest in parapsychology...

York Dobyns was a long-term member of the research team at the Princeton Engineering Anomalies Research (PEAR) laboratory and continues to publish in parapsychology. 

Oxford classics professor (1893-1979), an authority on supernatural beliefs in antiquity. His 1934 paper ‘Why I Do Not Believe in Survival’ has been frequently cited.