Ganzfeld experiment
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A ganzfeld experiment is an assessment used by parapsychologists that they contend can test for extrasensory perception or telepathy. In these experiments, a "sender" attempts to mentally transmit an
Ray Hyman in 1983 with Lee Ross, Daryl Bem and Victor Benassi
Richard Wiseman has suggested various sensory leakage problems with the autoganzfeld experiments.
Sensory deprivation
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Sensory deprivation or perceptual isolation is the deliberate reduction or removal of stimuli from one or more of the senses. Simple devices such as blindfolds or hoods and earmuffs can cut off sight
Ganzfeld experiment
…extrasensory perception (ESP) or telepathy. In these experiments, a "sender" attempts to mentally transmit an image to a "receiver" who is in a state of sensory deprivation. The receiver is normally asked to choose between a limited number of options for what the transmission was supposed to be and parapsychologists who…
Flotation tank with flip top lid opened