Are two interviews better than one? Eyewitness memory across repeated cognitive interviews

dc.contributor.authorOdinot, G., Memon, A., La Rooy, D., & Millen, A.
dc.date.accessioned2015-02-27T16:52:07Z
dc.date.available2015-02-27T16:52:07Z
dc.date.issued2013
dc.description.abstractEyewitnesses to a filmed event were interviewed twice using a Cognitive Interview to examine the effects of variations in delay between the repeated interviews (immediately & 2 days; immediately & 7 days; 7 & 9 days) and the identity of the interviewers (same or different across the two repeated interviews). Hypermnesia (an increase in total amount of information recalled in the repeated interview) occurred without any decrease in the overall accuracy. Reminiscence (the recall of new information in the repeated interview) was also found in all conditions but was least apparent in the longest delay condition, and came with little cost to the overall accuracy of information gathered. The number of errors, increased across the interviews, but the relative accuracy of participants’ responses was unaffected. However, when accuracy was calculated based on all unique details provided across both interviews and compared to the accuracy of recall in just the first interview it was found to be slightly lower. The identity of the interviewer (whether the same or different across interviews) had no effects on the number of correct details. There was an increase in recall of new details with little cost to the overall accuracy of information gathered. Importantly, these results suggest that witnesses are unlikely to report everything they remember during a single Cognitive Interview, however exhaustive, and a second opportunity to recall information about the events in question may provide investigators with additional information.en_US
dc.identifier.citationOdinot, G., Memon, A., La Rooy, D., & Millen, A. (2013). Are two interviews better than one? Eyewitness memory across repeated cognitive interviews. PloS one, 8(10), e76305.en_US
dc.identifier.urihttp://journals.plos.org/plosone/article?id=10.1371/journal.pone.0076305
dc.identifier.urihttp://hdl.handle.net/11212/2184
dc.language.isoenen_US
dc.publisherPLoS Oneen_US
dc.subjectforensic interviewen_US
dc.subjectrepeated interviewsen_US
dc.subjectcognitive interviewen_US
dc.subjecteyewitness memoryen_US
dc.subjectchildren's memoryen_US
dc.titleAre two interviews better than one? Eyewitness memory across repeated cognitive interviewsen_US
dc.typeArticleen_US

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