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The possible impact of stress on forensic decision-making: An exploratory study

Almazrouei, MA; Dror, IE; Morgan, RM; (2023) The possible impact of stress on forensic decision-making: An exploratory study. Forensic Science International: Mind and Law , 4 , Article 100125. 10.1016/j.fsiml.2023.100125. Green open access

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Abstract

Stress has been shown to have an impact on the quality of decisions made by professionals in a variety of domains. However, there is lack of research examining the impact of stress on forensic decision-making contexts, where experts can face various levels of stress. This exploratory study examines fingerprint decisions made under stress, by novices (N = 115) and fingerprint experts (N = 34). Findings suggested a potentially complex relationship between stress and expert performance. On the one hand, in this study stress seemed to improve the performance of both novices and experts on fingerprint assessments, but mainly for same-source evidence. In contrast, the induced stress appeared to have an impact on risk-taking. When the same-source prints were difficult, a trend emerged with stressed experts taking less risk and reported more inconclusive conclusions with higher confidence than the control group. Furthermore, stress had a significant impact on the overall confidence levels and response times of novices, but not experts. These findings suggest that stress and decision-making tasks are important factors that should be considered when considering optimal working environments for increasing decision quality.

Type: Article
Title: The possible impact of stress on forensic decision-making: An exploratory study
Open access status: An open access version is available from UCL Discovery
DOI: 10.1016/j.fsiml.2023.100125
Publisher version: http://dx.doi.org/10.1016/j.fsiml.2023.100125
Language: English
Additional information: © 2023 The Authors. Published by Elsevier B.V. under a Creative Commons license (http://creativecommons.org/licenses/by/4.0/).
Keywords: Forensic decision-making, Human factors, Stress, Human performance, Risk-taking, Fingerprinting
UCL classification: UCL
UCL > Provost and Vice Provost Offices > UCL BEAMS
UCL > Provost and Vice Provost Offices > UCL BEAMS > Faculty of Engineering Science
UCL > Provost and Vice Provost Offices > UCL BEAMS > Faculty of Engineering Science > Dept of Security and Crime Science
URI: https://discovery.ucl.ac.uk/id/eprint/10184189
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