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Even when they are aware of the risk of bias, forensic scientists are not immune to the bias blind spot: the tendency to acknowledge the presence of bias in others, but not in oneself. In a survey of four hun- dred professional forensic scientists in twenty-one countries, 71% agreed that "cognitive bias is a cause for concern in the forensic sci- ences as a whole," but only 26% thought that their own judgments are influenced by cognitive bias." In other words, about half of these forensic professionals believe that their colleagues' judgments are noisy but that their own are not. Noise can be an invisible problem, even to people whose job is to see the invisible......
The necessary methodological steps are relatively simple. They illustrate a decision hygiene strategy that has applicability in many domains: sequencing information to limit the formation of premature intuitions. In any judgment, some information is relevant, and some is not. More information is not always better, especially if it has the potential to bias judgments by leading the judge to form a prema- ture
