The making of an expert detective: the role of experience in English and Norwegian police officers’ investigative decision-making

作者: Ivar Fahsing , Karl Ask

DOI: 10.1080/1068316X.2015.1077249

关键词: PsychologyNorwegianJustice (ethics)Sample (statistics)Criminal investigationApplied psychologyHomicideQuality (business)Social psychologyAccreditationInvestigative psychology

摘要: ABSTRACTBiased decision-making in criminal investigations can impede or arrest the progress of justice. Previous research has not systematically addressed effects professional experience on quality detectives’ decision-making. Using a quasi-experimental design, this study compared investigative decisions made by experienced detectives and novice police officers two countries with markedly different models for development expertise (England Norway). Participants (N = 124) were presented semi-fictitious cases asked to report all relevant hypotheses necessary actions each case. The participants’ responses was gauged against gold standard established panel senior homicide experts. In English sample, vastly outperformed number reported gold-standard actions. Norwegian however, ex...

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