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Society for Psychical Research

Society for Psychical Research The Society for Psychical Research was an organization noted here for collecting a census of hallucinations.

The Society for Psychical Research was an organization noted here for collecting a census of hallucinations. In this historical context, its survey was used to estimate how widely hallucinations occurred among otherwise sane people.

Sources

Drafting source: Baldwin Dictionary of Philosophy and Psychology, 1901. 1901 New York Macmillan original; archive index checked 2026-10-18. “Hallucination” (Hallucination).
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PsychTerms (psychterms.org), CC BY 4.0, version 1. “Society for Psychical Research.” Development preview.

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Society for Psychical Research

See also

Sources

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