Designing police lineups to maximize memory performance

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Designing police lineups to maximize memory performance. / Seale-Carlisle, Travis; Wetmore, Stacy A. ; Flowe, Heather; Mickes, Laura .

In: Journal of Experimental Psychology: Applied, Vol. 25, No. 3, 01.09.2019, p. 410-430.

Research output: Contribution to journalArticlepeer-review

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@article{5db1da2d9d7b4e139dc84b27442b1dc1,
title = "Designing police lineups to maximize memory performance",
abstract = "How can lineups be designed to elicit the best achievable memory performance? One step toward that goal is to compare lineup procedures. In a recent comparison of U.S. and U.K. lineup procedures, discriminability and reliability was better when memory was tested using the U.S. procedure. However, because there are so many differences between the procedures, it is unclear what explains this superior performance. The main goal of the current research is, therefore, to systematically isolate the differences between the U.S. and U.K. lineups to determine their effects on discriminability and reliability. In 5 experiments, we compared (a) presentation format: simultaneous versus sequential; (b) stimulus format: photos versus videos; (c) number of views: 1-lap versus 2-lap versus choice in both video and photo lineups; and (d) lineup size: 6- versus 9-lineup members. Most of the comparisons did not show appreciable differences, but one comparison did: simultaneous presentation yielded better discriminability than sequential presentation. If the results replicate, then policymakers should recommend using a simultaneous lineup procedure. Moreover, consistent with previous research, identifications made with high confidence were higher in reliability than identifications made with low confidence. Thus, official lineup protocols should require collecting confidence because of the diagnostic value added. ",
keywords = "Eyewitness identification, discriminability, confidence-accuracy, sequential lineup, simultaneous lineup",
author = "Travis Seale-Carlisle and Wetmore, {Stacy A.} and Heather Flowe and Laura Mickes",
year = "2019",
month = sep,
day = "1",
doi = "10.1037/xap0000222",
language = "English",
volume = "25",
pages = "410--430",
journal = "Journal of experimental psychology. Applied",
issn = "1076-898X",
publisher = "American Psychological Association",
number = "3",

}

RIS

TY - JOUR

T1 - Designing police lineups to maximize memory performance

AU - Seale-Carlisle, Travis

AU - Wetmore, Stacy A.

AU - Flowe, Heather

AU - Mickes, Laura

PY - 2019/9/1

Y1 - 2019/9/1

N2 - How can lineups be designed to elicit the best achievable memory performance? One step toward that goal is to compare lineup procedures. In a recent comparison of U.S. and U.K. lineup procedures, discriminability and reliability was better when memory was tested using the U.S. procedure. However, because there are so many differences between the procedures, it is unclear what explains this superior performance. The main goal of the current research is, therefore, to systematically isolate the differences between the U.S. and U.K. lineups to determine their effects on discriminability and reliability. In 5 experiments, we compared (a) presentation format: simultaneous versus sequential; (b) stimulus format: photos versus videos; (c) number of views: 1-lap versus 2-lap versus choice in both video and photo lineups; and (d) lineup size: 6- versus 9-lineup members. Most of the comparisons did not show appreciable differences, but one comparison did: simultaneous presentation yielded better discriminability than sequential presentation. If the results replicate, then policymakers should recommend using a simultaneous lineup procedure. Moreover, consistent with previous research, identifications made with high confidence were higher in reliability than identifications made with low confidence. Thus, official lineup protocols should require collecting confidence because of the diagnostic value added.

AB - How can lineups be designed to elicit the best achievable memory performance? One step toward that goal is to compare lineup procedures. In a recent comparison of U.S. and U.K. lineup procedures, discriminability and reliability was better when memory was tested using the U.S. procedure. However, because there are so many differences between the procedures, it is unclear what explains this superior performance. The main goal of the current research is, therefore, to systematically isolate the differences between the U.S. and U.K. lineups to determine their effects on discriminability and reliability. In 5 experiments, we compared (a) presentation format: simultaneous versus sequential; (b) stimulus format: photos versus videos; (c) number of views: 1-lap versus 2-lap versus choice in both video and photo lineups; and (d) lineup size: 6- versus 9-lineup members. Most of the comparisons did not show appreciable differences, but one comparison did: simultaneous presentation yielded better discriminability than sequential presentation. If the results replicate, then policymakers should recommend using a simultaneous lineup procedure. Moreover, consistent with previous research, identifications made with high confidence were higher in reliability than identifications made with low confidence. Thus, official lineup protocols should require collecting confidence because of the diagnostic value added.

KW - Eyewitness identification

KW - discriminability

KW - confidence-accuracy

KW - sequential lineup

KW - simultaneous lineup

U2 - 10.1037/xap0000222

DO - 10.1037/xap0000222

M3 - Article

VL - 25

SP - 410

EP - 430

JO - Journal of experimental psychology. Applied

JF - Journal of experimental psychology. Applied

SN - 1076-898X

IS - 3

ER -