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The cognitive interview

Eyewitness testimony is notoriously unreliable but the development of the cognitive interview in the 1980s gave police officers procedures based on the way that human memory actually works. Graham Wagstaff looks at the success or otherwise of this technique.

Mikael Karlsson/Alamy

Witness testimony is of ten crucial to police investigations. In the early 1980s, therefore, two psychologists, R. Edward Geiselman and Ronald Fisher, set out to devise a set of interview procedures that would enhance the quantity and quality of information given by witnesses. The result of their research was a set of procedures they termed the cognitive interview.

Their approach included four main features:

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Previous

The evolution of gender roles

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How to get 100%

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