“…Findings seem consistent with studies on saliency in perception research which show that attention tends to be directed, without the intention of the observer, towards certain features of a task20–22 either because they are perceptually salient or because they become salient to the individual due to his/her prior experience with similar problems 20 25. It is reasonable to suppose that some features in a clinical case, even when irrelevant to the present problem, would become salient for a physician who had previous patients with similar histories or when the clinical significance or potential seriousness of a certain finding is known.…”
Salient features in a case tend to attract physicians' attention and may misdirect diagnostic reasoning when they turn out to be unrelated to the problem, causing errors. Reflection helps by enabling physicians to overcome the influence of distracting features. The lack of effect for students suggests that this is only possible when there is enough knowledge to recognise which features discriminate between alternative diagnoses.
“…Findings seem consistent with studies on saliency in perception research which show that attention tends to be directed, without the intention of the observer, towards certain features of a task20–22 either because they are perceptually salient or because they become salient to the individual due to his/her prior experience with similar problems 20 25. It is reasonable to suppose that some features in a clinical case, even when irrelevant to the present problem, would become salient for a physician who had previous patients with similar histories or when the clinical significance or potential seriousness of a certain finding is known.…”
Salient features in a case tend to attract physicians' attention and may misdirect diagnostic reasoning when they turn out to be unrelated to the problem, causing errors. Reflection helps by enabling physicians to overcome the influence of distracting features. The lack of effect for students suggests that this is only possible when there is enough knowledge to recognise which features discriminate between alternative diagnoses.
“…Most strikingly, when frequency information was presented, children switched from a tendency to commit the fallacy to a tendency to avoid the fallacy, which did not happen in the case of adults, unless the relevance of probability information was specifically highlighted to them. Osman and Stavy (2006) discussed the role of bottom-up and top-down saliency in people's interpretation of tasks, where bottom-up saliency is based on the objective characteristics of presented stimuli, and top-down saliency is based on participants' knowledge of (and previous experiences with) the stimuli. Our findings suggest that there is a developmental shift from childhood to adulthood from a dominant reliance on bottom-up, to a dominant reliance on topdown saliency.…”
“…Skill-based reasoning acquired through instruction might act as a heuristic process but seems to differ from other heuristic processes in its relation to consciousness. Osman and Stavy [2006] contrasted skill-based automatic processes with implicit processes, arguing that people are aware of the procedures they apply in skill-based processes. Evans acknowledged that different types of heuristic processes relate to consciousness differently: 'it seems that there are implicit processes that were once conscious, others that were never conscious but deliver a product to consciousness, and still others that influence our behaviour without ever being conscious in any sense at all' [Evans, 2006a, p. 4].…”
Section: Opportunities For Dual-process Theoriesmentioning
Research in the psychology of mathematics education has been confronted with the fact that people blatantly fail to solve tasks they are supposed to be able to solve correctly given their available domain-specific knowledge and skills. Also researchers in cognitive psychology have encountered such phenomena. In this paper, theories that have been developed in both fields to account for these findings are discussed. After giving a summary of the state of the art in both fields, we argue that bringing together these largely separately developed (sets of) theories creates opportunities for both domains and we suggest a way in which this can be done.
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