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Rationalisation

Definition

In the context of the fraud triangle, the mental justification a perpetrator uses to excuse fraudulent conduct. In interviewing, rationalisation is used as a technique: the interviewer acknowledges the pressures or circumstances the subject faced, lowering psychological resistance and making disclosure feel more acceptable.

Related terms

Cognitive interview
A structured witness interview technique developed by Geiselman and Fisher that uses four retrieval aids: mental reinstatement of context, reporting everything without...
Fraud diamond
Wolfe and Hermanson's 2004 extension of the fraud triangle that adds capability as a fourth condition. The model holds that pressure, opportunity,...
Fraud triangle
A model, developed by criminologist Donald Cressey, proposing that occupational fraud requires three converging conditions: pressure (financial need or incentive), opportunity (a...
Miranda warning (US)
The required pre-interrogation caution under US constitutional law (Miranda v. Arizona, 1966), notifying a person in custodial police interrogation of the right...
Non-shareable financial problem
Cressey's original term for the pressure element. The problem need not be objectively severe; what matters is that the perpetrator perceives it...
Occupational fraud
The ACFE defines occupational fraud as the use of one's occupation for personal enrichment through the deliberate misuse or misapplication of the...
PEACE model
A structured interview framework used by UK law enforcement and increasingly by private investigators: Preparation and Planning, Engage and Explain, Account, Closure,...
Predication
The reasonable basis that justifies opening a fraud examination. The ACFE holds that no examination should begin without adequate predication, meaning a...
Voluntary admission
A statement made by a subject of their own free will, without coercion, inducement, or improper promise. Voluntary admissions are legally significant:...
Wicklander-Zulawski (WZ) technique
A non-confrontational interview method widely used in private-sector fraud investigations. The interviewer builds rapport, presents the evidence indirectly, rationalises the subject's behaviour,...

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