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211.
Recent research has shown that reward influences visual perception and cognition in a way that is distinct from the well-documented goal-directed mechanisms. In the current study we explored how task-irrelevant stimulus-reward associations affect processing of stimuli when attention is constrained and reward no longer delivered. During a training phase, participants performed a choice game, exposing them to different reward schedules for different semantic categories of natural scene pictures. In a separate test session in which no additional reward was provided, the differentially rewarded scene categories were used as task-irrelevant non-targets in a rapid serial visual presentation (RSVP) task. Participants performed a detection task on a previously non-rewarded target category. Results show that participants' sensitivity index (d′) for target detection decreased as a function of whether the reward was coupled to the distractor category during training. The semantic category of natural scenes associated with high reward caused more interference in target detection than the semantic category associated with a low reward. The same was found when new, unseen distractor pictures of the same semantic categories were used. The present findings suggest that reward can be selectively associated with high level scene semantics. We argue that learned stimulus-reward associations persistently bias perceptual processing independently of spatial shifts in attention and the immediate prospect of reward.  相似文献   
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Drawing on data from a large-scale international project, this research examined predictors of civic engagement between immigrant (n = 599) and majority youth (n = 1,027) in Belgium, Germany, and Turkey. In all three countries immigrants were found to be more civically engaged than their majority peers. Further, based on the assumptions of the civic voluntarism model, civic engagement was predicted by resources, social experiences, and psychological engagement (i.e., internal political efficacy). The results showed that predictors differed by ethnic background. Although internal political efficacy beliefs were only found to be a significant predictor of civic engagement among majority youth, involvement in social networks was found to be a more meaningful predictor among immigrant youth. These results are discussed in terms of theoretical and practical implications.  相似文献   
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The Heart Truth® campaign was implemented in the United States by the National Heart, Lung, and Blood Institute in 2002 to increase women’s awareness of heart disease and encourage risk reduction of cardiovascular disease. The present study explored representations of women’s cardiovascular disease, the meanings generated, and the implications for identity construction within one prominent corporate media partner of the campaign. The inaugural 2003 October issue of Glamour magazine was the focus of an ethnographic content analysis. Women’s cardiovascular disease was constructed within an overarching theme of a culture of consumerism, with meanings of cardiovascular disease emerging within two subthemes: (a) the oblivious, unknowledgeable, dependent woman at risk and (b) attaining a particular version of a healthy, feminine woman. Women’s identities were constructed as dependent on experts, purchasing fashion and fitness merchandise, and heteronormative roles for health management. These findings extend health psychology research that has called for more critical explorations of media to extend understandings of disease meanings and the implications for identity and women’s health.  相似文献   
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The present experiment investigates the involvement of awareness in functional dissociations between explicit and implicit tests. In the explicit condition, participants attempted to recall lexically or semantically studied words using word stems. In the implicit condition, they were instructed to complete each stem with the first word which came to mind. Subjective awareness was subsequently measured on an item-by-item basis. As voluntary retrieval strategies are known to be time consuming, the time taken to complete each stem was recorded. In the explicit task, semantically studied words were associated with higher levels of recall and faster response times than lexically studied words. By contrast, in the implicit task, these effects failed to reach significance, although deep encoding made the contents of memory more accessible to awareness. As expected, performance was slower in the explicit than in the implicit task, but in the latter condition, times to produce old words with and without awareness were comparable, and both of these responses were produced more quickly than control words. This finding suggests that although participants may become aware in implicit paradigms, they do not adopt voluntary retrieval strategies.  相似文献   
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For approximately 150 years, Baha’is in Iran have been persecuted on the basis of their religion. Limitations to aspects of their lives have compelled them to face “civic death” or migrate to other countries. This qualitative pilot study explored the experience of forced migration and how religion attenuates the disruption to the lives of Iranian Baha’is. Adaptive strategies that four participants utilised to re-establish continuity were examined. Participants who were satisfied with their lives developed a way to allow parallel cultural traditions (Iranian and Canadian) to co-exist; those who could not integrate found it difficult to maintain a balance between these traditions.  相似文献   
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A 5 year, ten wave longitudinal study of 338 adolescents assessed the association between two forms of cognitive vulnerability (intolerance of uncertainty and fear of anxiety) and worry. Multilevel mediational analyses revealed a bidirectional and reciprocal relation between intolerance of uncertainty and worry in which change in one variable partially explained change in the other. Fear of anxiety and worry also showed evidence of a bidirectional relation, although change in fear of anxiety had a much weaker mediational effect on change in worry than vice versa. The findings show that relative to fear of anxiety, intolerance of uncertainty may play a greater role in the etiology of worry in adolescents.  相似文献   
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