Factors Affecting the Accuracy of Eyewitness Testimony: Anxiety (AQA A-Level Psychology): Flashcards

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Factors Affecting the Accuracy of Eyewitness Testimony: Anxiety
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What is anxiety?

Unpleasant emotional state with heightened arousal

Yerkes-Dodson hypothesis

Inverted-U: moderate anxiety enhances memory, high impairs

Optimal anxiety level effect on recall

Enhances memory by improving attention & detail processing

Repression theory (Freud 1894)

Anxiety blocks traumatic memories as emotional protection

Weapons effect (Loftus et al. 1987)

Witnesses focus on weapon, not face; impairs recall

Deffenbacher (1983) meta-analysis finding

Heightened anxiety generally reduced witness memory reliability

Christianson & Hubinette (1993) bank robbery study

Increased emotional arousal improved recall accuracy

Peters (1988) health clinic study result

Better recognition of nurse than researcher (anxiety enhanced)

Yuille & Cutshall (1986) real shooting study

High anxiety witnesses showed surprisingly accurate recall

Overall research findings on anxiety & memory

Mixed - some show impairment, others show improvement

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