Examines the theory that poltergeist phenomena represent brief, sporadic and large-scale manifestations of psychokinesis linked to a certain living individual, as opposed to a discarnate spirit. 

Focus of poltergeist-type phenomena at her home in Columbus, Ohio, in 1984, later jailed for life for a crime she probably did not commit.

American psychologist and parapsychologist (1926-2012) noted for reports of dramatic poltergeist phenomena, which he attributed to unconscious psychokinesis in emotionally disturbed young persons.

Episode of the 'poltergeist' type in a Scottish village in 1960, in which psychokinetic activity appeared to centre on an eleven-year old girl. 

Episode of poltergeist-type disturbances in 1958 in Seaford, Long Island, New York, centering on a 12-year-old boy and investigated by parapsychologists William Roll and Gaither Pratt. 

Mid-nineteenth century poltergeist case, in which a Swiss family was tormented for weeks by loud knocks and raps, furniture being hurled about, doors and windows slamming, and ghostly shapes and footsteps. 

Poltergeist case investigated by Joseph Glanvill, a member of the newly-created Royal Society, making it one of the first paranormal episodes to receive serious scrutiny.  

A Viennese member of the Society for Psychical Research briefly describes a case where tools and other objects are flung around a workshop, causing damage and sometimes hitting the occupants. 

Original report by an SPR investigator of poltergeist-type disturbances in 1883  the home of a horse-dealer in Worksop, in the north of England. 

Adolescent Romanian girl (1913-1991), the centre of a 1920s poltergeist-type episode that was fully documented by researchers in Austria, Germany and Britain.