Factors affecting eyewitness testimony: misleading information

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MY flashcards on factors affecting eyewitness testimony: misleading information
Elise Lambert
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Elise Lambert
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Who did the experiment into leading questions? Loftus and Palmer
What was the procedure of Loftus and Palmer's experiment? Participants watched a car accident and then gave them questions about the accident. There were 5 groupd who were each given a different verb in the question
What was the main body of the question? About how fast were the cars driving when they ___
What were the verbs given in the question? Hit, contacted, bumped, collided, smashed
What did Loftus and Palmer find? for the verb 'contacted' the mean estimate was 31.8mph for the verb 'smashed' 40.5mph
What did Loftus and Palmer conclude? That the leading question biased the eyewitness recall of an event
What is misleading information? incorrect information given to the eyewitness, usually after the event.
What was Loftus and Palmer's second study and what did they find? They found that the wording of a question actually changes the participants memory. participants who originally heard 'smashed' were more likely to say they saw broken glass
What is a leading question? A question which, because of the way it is phrased, suggests a certain answer.
Who did an experiment into Post-event discussion? Gabbert
What was the procedure in Gabbert's experiment? studied participants in pairs. each participant watched a video of the same crime but from different angles. Then asked to discuss and do a recall test.
What did Gabbert find? 71% of the participants mistakenly recalled aspects that they did not see but were picked up in the discussion
What a strength of Loftus and Palmer's study? Police officers need to be very careful about how they phrase their questions when interviews eyewitnesses. It can make an important differences in the legal system
What is a limitation of Loftus and Palmer's experiment? The tasks were artificial and lacked the stress or a real accident because the had to 'watch' a car accident.
What is another limitation to Loftus and Palmer's experiment? Participants do not want to let the researcher down so will just say what they think the researcher will want to hear. This is demand characteristics.
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