Abnormal Psychology: Photographic Studies in Hypnosis 1937 L.F. Beck, University of Oregon

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Silent.

Originally a public domain film from the Library of Congress Prelinger Archives, slightly cropped to remove uneven edges, with the aspect ratio corrected, and one-pass brightness-contrast-color correction & mild video noise reduction applied.

The soundtrack was also processed with volume normalization, noise reduction, clipping reduction, and/or equalization (the resulting sound, though not perfect, is far less noisy than the original).

https://en.wikipedia.org/wiki/Hypnosis

Wikipedia license: http://creativecommons.org/licenses/by-sa/3.0/

Hypnosis is a human condition involving focused attention, reduced peripheral awareness, and an enhanced capacity to respond to suggestion.

There are competing theories explaining hypnosis and related phenomena. Altered state theories see hypnosis as an altered state of mind or trance, marked by a level of awareness different from the ordinary state of consciousness. In contrast, nonstate theories see hypnosis as, variously, a type of placebo effect, a redefinition of an interaction with a therapist or form of imaginative role enactment.

During hypnosis, a person is said to have heightened focus and concentration. Hypnotized subjects are said to show an increased response to suggestions. Hypnosis usually begins with a hypnotic induction involving a series of preliminary instructions and suggestion. The use of hypnotism for therapeutic purposes is referred to as "hypnotherapy", while its use as a form of entertainment for an audience is known as "stage hypnosis". Stage hypnosis is often performed by mentalists practicing the art form of mentalism.

Hypnosis for pain management "is likely to decrease acute and chronic pain in most individuals." The use of hypnosis in other contexts, such as a form of therapy to retrieve and integrate early trauma, is controversial within the medical or psychological mainstream. Research indicates that hypnotizing an individual may aid the formation of false memories, and that hypnosis "does not help people recall events more accurately."...

It could be said that hypnotic suggestion is explicitly intended to make use of the placebo effect. For example, in 1994, Irving Kirsch characterised hypnosis as a "nondeceptive placebo", i.e., a method that openly makes use of suggestion and employs methods to amplify its effects.

In Trance on Trial, a 1989 text directed at the legal profession, legal scholar Alan W. Scheflin and psychologist Jerrold Lee Shapiro observed that the "deeper" the hypnotism, the more likely a particular characteristic is to appear, and the greater extent to which it is manifested. Scheflin and Shapiro identified 20 separate characteristics that hypnotized subjects might display: "dissociation"; "detachment"; "suggestibility", "ideosensory activity"; "catalepsy"; "ideomotor responsiveness"; "age regression"; "revivification"; "hyperamnesia"; "[automatic or suggested] amnesia"; "posthypnotic responses"; "hypnotic analgesia and anesthesia"; "glove anesthesia"; "somnambulism"; "automatic writing"; "time distortion"; "release of inhibitions"; "change in capacity for volitional activity"; "trance logic"; and "effortless imagination"...