Rationale: Witnesses who discuss a crime together may report details that they did not see themselves but heard about from their co-witness. Co-witness information may have beneficial and harmful effects on memory accuracy depending on whether the information was correct or incorrect.
Objectives: Given the prevalence of intoxicated witnesses, it is imperative to understand how alcohol influences this effect.
Methods: The present study asked pubgoers (n = 67) at varying levels of intoxication to recall a mock crime video after having also watched a video witness statement containing both correct and false information.
Results: Increased intoxication was associated with decreased confidence, completeness and accuracy, but no increased tendency to report false information. Exposure to incorrect post-event information (PEI) can lead to the incorporation of incorrect information, whereas exposure to correct PEI increased accuracy, regardless of individuals' alcohol intoxication status.
Conclusions: Thus, whilst discussion and intoxication can negatively impact eyewitness memory, discussion may also have benefits for both sober and intoxicated witnesses.
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http://dx.doi.org/10.1007/s00213-022-06179-5 | DOI Listing |
Memory
January 2025
Department of Psychology, University of Portsmouth, Portsmouth, UK.
Many witnesses are intoxicated at crime scenes, yet little is known of their ability to accurately describe perpetrators to police. We therefore explored the impact of alcohol on delayed verbal face recall across two experiments. Participants were administered an alcoholic or non-alcoholic beverage prior to viewing either one or two unfamiliar female faces, which they described from memory the following day while in a sober state.
View Article and Find Full Text PDFJ Mol Histol
November 2024
Anatomy and Embryology Department, College of Medicine, Kafrelsheikh University, Kafrelsheikh, 33516, Egypt.
Resuscitation
October 2023
Center for Resuscitation Science, Karolinska Institutet, South General Hospital, Stockholm, Sweden; Department of Anesthesiology and Intensive Norrtälje Hospital, Norrtälje, Sweden.
Introduction: The epidemiology and outcomes for patients with an out-of-hospital cardiac arrest (OHCA) caused by poisoning are largely unknown and may differ from OHCA of other causes. The study's aim is to compare key characteristics and outcomes between OHCA caused by poisoning vs. other causes.
View Article and Find Full Text PDFWhen adjudicating sexual assault cases, it is imperative that attorneys are educated on the incident characteristics relevant to their case and that expert witnesses are prepared to consult and/or testify regarding relevant science. Most reported sexual assault cases occur when at least one of the relevant parties has consumed alcohol, which has neurochemical, behavioral, psychological, and cognitive effects that are important to consider relative to the facts of the case. Nearly a decade ago, Connell (2015) provided an overview of research relevant to an expert witness's role in these types of cases.
View Article and Find Full Text PDFJ Forensic Leg Med
November 2024
Office of the State Pathologist, Dublin, Ireland; School of Medicine, University College Dublin, Ireland.
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