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Online Reference For Body, Mind & Spirit

Term: Double Blind

DEFINITION:

In scientific research, including parapsychology, a procedure wherein neither the subject nor even the experimenter is aware of valuable key aspects of the experiment. For example, one experimenter could put a variety of photos in separate envelopes. A second experimenter would randomly choose one of the envelopes and could not have any idea of what is in the envelope. The subject would try to determine, paranormally, what is in the envelope.

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LlewellynCon 2026: Day Ten: Did You Miss Any of Today's Live Presentations? Watch Them On-Demand Now!
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An ENORMOUS thank you to our LlewellynCon presenters today: Elyse Welles, Chic & Sandra Tabatha Cicero, Maevius Lynn, and Sasha Graham! Unable to watch their presentations live? Click on their images below to watch the recording! And, be...
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