Eyewitness testimony : Misleading Information Flashcards
Who investigated Leading questions
Loftus Palmer
What was the procedure of Loftus and palmer
Participants watched film clips of car accidents, and answered Q’s about speed
- Contacted 31mph - Smashed 40mph
Why do leading questions affect EWT
Response bias
Substitution explanation - where wording interferes with original memory
Who investigated Post event discussion
Gabbert
What was the procedure of Gabbert
Paired participant who thought they were watching the same video but actually different perspectives - then discussed what they had seen
Effect of post event discussion
71% wrongly recalled aspects of the event
Why does post-event discussion affect EWT
Memory Contamination
Memory Conformity
Evaluation of Misleading Information
- 1 Strength
- 2 Limitations
+ Real world application in criminal justice system (Loftus argues police should be careful in phrasing questions, psychologist can help explain limitations of EWT to juries, preventing faulty convictions)
- Evidence does not support memory conformity
- Substitution explanation is evidence challenging it