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Eyewitness Memory Reliability

Study factors affecting eyewitness memory reliability, including stress, arousal, weapon focus, leading questions, post-event information and explanations for inaccurate recall.

Syllabus
First assessment 2026
Course
Psychology XPS01/YPS01
Level
A2

Exam points

  • Explain how stress and arousal can reduce eyewitness attention and impair reliable memory for a crime.
  • Evaluate eyewitness evidence through attention, post-event information, leading questions and memory distortion.

6.1.4 - Reliability of eyewitness memory question 1

[Maximum number: 2]

Francesco witnessed a robbery in his local shop. Three men entered the shop and held two employees at gun point. They stole money and valuables from the shop and then ran towards a parked car that drove them away.

Francesco was interviewed by the police at the scene. He could not recall much about what the three men looked like, but he could recall their weapons.

Describe why Francesco may have been unable to remember what the three men looked like.

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