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In thecandle problem (Duncker, 1945), subjects must attach a candle to a vertical surface, using only a box of tacks and a book of matches. Subjects exhibitfunctional fixedness by failing, or being slow, to make use of one object (the tack box) as a support, rather than as a container, in their solutions. This failure to produce alternate functions is measured against improved performance when the tack box is presented empty rather than full of tacks (i.e., not preutilized as a container). Using an analogous task, we show that functional fixedness can be demonstrated in older children (6- and 7-year-olds); they are significantly slower to use a box as a support when its containment function has been demonstrated than when it has not. However, younger children (5-year-olds) are immune to this effect, showing no advantage when the standard function is not demonstrated. Moreover, their performance under conditions of preutilization is better than that of both older groups. These results are interpreted in terms of children’s developing intuitions about function and the effects of past experience on problem solving.  相似文献   

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A recent analysis of real-world problems that led to historic inventions and insight problems that are used in psychology experiments suggests that during innovative problem solving, individuals discover at least one infrequently noticed or new (i.e., obscure) feature of the problem that can be used to reach a solution. This observation suggests that research uncovering aspects of the human semantic, perceptual, and motor systems that inhibit the noticing of obscure features would enable researchers to identify effective techniques to overcome those obstacles. As a critical step in this research program, this study showed that the generic-parts technique can help people unearth the types of obscure features that can be used to overcome functional fixedness, which is a classic inhibitor to problem solving. Subjects trained on this technique solved on average 67% more problems than a control group did. By devising techniques that facilitate the noticing of obscure features in order to overcome impediments to problem solving (e.g., design fixation), researchers can systematically create a tool kit of innovation-enhancing techniques.  相似文献   

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In lexical decision, to date few studies in English have found a reliable pseudohomophone priming advantage with orthographically similar primes (the klip-plip effect; Frost, Ahissar, Gotesman, & Tayeb, 2003; see Rastle & Brysbaert, 2006, for a review). On the basis of the Bayseian reader model of lexical decision (Norris, 2006, 2009), we hypothesized that this was because in previous studies, lexical decisions could have been made without finding a match between the input and a unique lexical representation. Consistent with our hypothesis, we found that words from dense neighborhoods showed neither an orthographic form priming effect nor a pseudohomophone priming advantage; in contrast, with words from a sparse lexical neighborhood, a sizeable orthographic form priming effect was found, and a robust pseudohomophone priming advantage, which was not limited to the overlap of onset phoneme, was also observed. Identity primes produced greater facilitation than pseudohomophone primes. We consider the implication of these findings for the role of assembled phonology in lexical access.  相似文献   

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Conclusion We may be experiencing the last gasps of a once brilliant culture that is worn out and dying. Indeed, it seems to have a subconscious death wish, but the end is nowhere in sight. We may have to spend a little more time in this transitional period before the dominant sensate culture is balanced by a culture that will not disavow sensory truth, but that will rediscover the truth of faith with God as the center. Then and only then will the new day come to birth. Call it Idealistic (Sorokin) or the Age of Aquarius, or whatever you will; it will be a time of spiritual perception and a time when destructive aggression will be changed to creative assertion for the good of all mankind.  相似文献   

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The author argues that schools of care are really cultures whose practices and teachings are only minimally based in science. Although the early link of mental-health care to medicine was historically fortuitous, bestowing a debatable authority on the field, these schools' consuming preoccupation with scientific legitimacy has severely limited mental-health care professionals' own ability to understand and think wisely about these schools of care. Students of these schools become enculturated into the ideology of a particular school, its notions of what is normal and what is ill, of how life works, and of what patients need to do to become well. The listening tradition of psychoanalysts is admirable, but its discounting of external factors, like an individual's upbringing, race, or even friendships, constitutes a major flaw.Dr. Fancher is author of the forthcoming bookCultures of Healing: Correcting the Image of American Mental Health Care (W.H. Freeman and Co., 1995), from which this article is excerpted with permission.  相似文献   

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In this article, a counsellor working in the public sectors of health and education considers her work in the light of the contemporary political context. Describing the trend towards what she is calling a ‘culture of competence’, she notes recent changes to the identity of the professional, whose authority, once taken for granted, is increasingly limited and subject to evaluation and proof of effectiveness. She then considers some ways in which counsellors working in the public sector are now experiencing such measures, noting both the benefits that can accrue from evaluating their work, but also the dangers when certain pressures and anxieties are not taken into account.  相似文献   

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This study investigated the relationship between culture, structural aspects of the nuclear and extended family, and functional aspects of the family, that is, emotional distance, social interaction, and communication, as well as geographical proximity. The focus was on the functional aspects of family, defined as members of the nuclear family (mother, father, and their children) and the extended family (grandmother/grandfather, aunt/uncle, cousins). Sixteen cultures participated in this study, with a total number of 2587 participants. The first hypothesis, that the pattern of scores on the psychological measures and the behavioral outcomes are similar across cultures, an indication of cultural universality, was supported. The second hypothesis, that functional relations between members of the nuclear family and their kin are maintained in high‐affluent and low‐affluent cultures, and that differences in functional relationships in high‐ and low‐affluent cultures are a matter of degree, was also supported by the findings. The results suggest that it is less meaningful in cross‐cultural family studies to ask questions about the structure of the family, than to ask about the functional relationships between members of the nuclear family and their kin. In looking only at the nuclear family, one focuses only on those residing in the household, but ignores those important members of the extended family who may reside nearby and their significant relationships with the members of the nuclear family.  相似文献   

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This study examined how functional impairment relates to postcombat adjustment over time, controlling for the influence of combat exposure. Analyses used sequential random coefficient models to examine 2 hypotheses: a) combat exposure and functional impairment predict the change in posttraumatic stress, depression, and anger/aggression symptoms during the first year postcombat; and b) combat exposure and functional impairment at reintegration predict symptom scores at 1 year postdeployment. A Brigade Combat Team completed surveys at reintegration, 4 months, and 12 months after a 1-year deployment to Iraq. Soldiers reporting high functional impairment at reintegration had higher symptoms at both follow-up periods, and functional impairment was a significant predictor of symptoms at the last time point, even after accounting for the influence of combat exposure. There was also an interaction effect, such that functional impairment exacerbated the impact of combat exposure on posttraumatic stress and anger/aggression symptoms at 12 months postdeployment.  相似文献   

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We examined the associations between social support, health locus of control, neuroticism, and psychological adjustment (PA) in 152 Hong Kong Chinese patients. Our objective was to assess hypotheses relevant to the cohesive family structure, and the belief in external sources of control that pervade this culture. Use of social support by individuals who reported reliable support, and internal locus of control (ILOC) associated positively, and neuroticism associated negatively with PA. The independent variables accounted for up to 39% of the variance in PA measures. Our findings provide rare information about coping with serious illness in a non‐Western culture. They illustrate the centrality of family relationships in Chinese culture. They suggest that even in a culture where supernatural beliefs are widespread, ILOC relates positively and “chance” beliefs relate negatively to adjustment. Finally they support the importance of controlling for neuroticism in examining stress.  相似文献   

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This research is designed to assess the links between interpersonal behaviors and relationship development. A measure of friendship, labeled 'communion', was developed that focused exclusively on the characteristics of the relationship itself. It was hypothesized that greater use by both parties of behaviors promoting the interests of the other, 'beneficence', and of behaviors respecting the rights of the other, 'restraint', would result in greater communion between the roommates by the end of their first 6 months together. Both dimensions of behavior proved to be related to communion, although beneficence by both parties was relatively stronger than restraint. These findings were discussed in terms of other types of relationships where there is less freedom of involvement and greater hierarchy.  相似文献   

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In his book Mental Spaces, Fauconnier develops a powerful theory of human knowledge representation and linguistic processing that handles a variety of problems in linguistics and the philosophy of language in a simple, uniform, and intuitively plausible way. However, he has little to say about the structure or general role of mental spaces in cognition. The present paper proposes that mental spaces are a means of organizing knowledge in support of a general inference method, simulative reasoning, found in various guises both in logic and in Artificial Intelligence. The structuring required to fulfill this role allows us to make a wide variety of predictions which seem to be borne out by evidence from natural language. In attributing a specific function to mental spaces, this paper suggests that the theory of mental spaces defines a potentially significant paradigm for knowledge representation in Artificial Intelligence.  相似文献   

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