Skip to content

Gudjonsson Suggestibility Scales

Definition

Psychometric instruments (GSS-1, GSS-2) measuring Yield (acceptance of misleading suggestions) and Shift (changing answers under pressure). Used to assess whether a suspect's confession reflects genuine recall or interrogative suggestibility.

Related terms

Appropriate Adult
UK PACE Code C requirement: a responsible adult (parent, guardian, social worker, or independent person) who must be present during the detention...
Compliant False Confession
A false confession given knowingly by an innocent suspect who yields to interrogation pressure to escape the immediate situation, to gain a...
Internalised False Confession
A confession in which the suspect has come to believe they committed the act, often as a result of intense questioning that...
Kathi Kalu Oghad Principle
The Indian Supreme Court's 1961 ruling interpreting Article 20(3) as prohibiting compelled testimonial statements. Combined with BSA provisions rendering police confessions inadmissible,...
Miranda Warning
The statement of rights that US police must deliver to a suspect before custodial interrogation, required by the Supreme Court's 1966 decision...
PEACE Model
A structured interview framework used by UK law enforcement and increasingly by private investigators: Preparation and Planning, Engage and Explain, Account, Closure,...
Reid Technique
The dominant North American police interrogation method developed by John E. Reid and Fred Inbau (1962; 5th edition 2013). Characterised by a...
Selvi V. Karnataka
Indian Supreme Court 2010 ruling holding that compulsory narcoanalysis, polygraph, and BEAP procedures violate Article 20(3) as testimonial compulsion. Governs the admissibility...

Explained in

Your journey to becoming a forensic professional starts here.

Practice with mock tests, learn from structured notes, and get your questions answered by a global forensic community, all in one place.