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231.
This article critically examines Janis's recommendations for preventing groupthink in high-level policymaking. It puts forward three models of small group functioning in government, each of which highlights different dimensions of collegial policymaking and distinct criteria for evaluating group performance. Each model also inspires different proposals for groupthink prevention and improvement of group performance in general. Proposals for designing and managing high-level groups in government need to take into account these multiple perspectives. Furthermore, their proponents should be aware of the institutionalized and competitive context in which political decision groups operate. Evaluations of their performance and proposals for reforming them are inevitably tied up in this process. This has important implications for the feasibility of recommendations set forth by small group analysts. The article concludes with an agenda for increasing the policy relevance and practical feasibility of research on political decision groups.  相似文献   
232.
To replicate 1986 work of Salmela and Ndoye on whether physical arousal from riding a stationary bicycle led to narrowing of attentional focus 17 subjects responded to a verbal 5-choice RT task while pedalling to exhaustion. Increased heart rates with increased physical stress (bicycle resistance increased) was not associated with narrowing of attention. When heart rates were 160 and 180 bpm, RTs to stimuli peripherally located to the right were slower than central ones. Further evaluation is required.  相似文献   
233.
234.
Polarization is a generalized feature of intellectual life. Few authors however have studied polarities as they actually occur in every day life and discourse. This paper proposes two hypotheses to account for the pervasiveness of polarities. The first relates to uncertainty. Almost everything that touches our lives is filled with irreducible uncertainty. As a rhetoric, polarization uses arguments from (future) consequences in order to manage the future. The second hypothesis relates to phenomenology: body and behavior incorporate tensions or dualistic properties which are easily reproduced in language and thinking. Polarized thinking helps people to imagine extremes so that they may better anticipate the spectrum of possibilities available for action. The article concludes with remarks on the dangers of (over)generalizing and universalizing particulars (or extremes) in polarity based argumentation.  相似文献   
235.
In general, attitudes towards nations have a fair amount of reciprocity: nations either like each other, are relatively indifferent to each other, or dislike each other. Sometimes, however, international attitudes are asymmetrical. In this study, we use social identity theory in order to explain asymmetrical attitudes. Parting from social identity theory, asymmetrical attitudes can be predicted to occur most likely between countries that are linguistically either similar or closely related, but differ in size. Europe, more than any other continent, offers a rich variety of nations which represent natural conditions for our study, such as size and degree of linguistic similarity. In order to test hypotheses derived from social identity theory, we asked respondents (N = 405) from (Dutch‐ and French‐speaking) Belgium, France, Germany, and The Netherlands to fill out a questionnaire on three large nations (Germany, Great Britain, France) and three smaller ones (The Netherlands, Belgium, and Denmark). Results strongly supported hypotheses and confirm that a social identity approach may help to better understand international attitudes. Copyright © 2002 John Wiley & Sons, Ltd.  相似文献   
236.
Using data from three waves of a large Canadian data set, we examine the relationship between two middle childhood trajectory variables, family dysfunction and anxiety. We draw upon family systems theory and developmental psychopathology, while attempting to expand their boundaries by capitalizing on the strengths within both approaches. Our data treatment strategy, guided by the life course analytical framework, included separate multivariate logits to examine this relationship, with and without the extent to, which selected explanatory risk variables predicted belonging to the highest family dysfunction trajectory. We also explored possible interactions between anxiety and explanatory risk variables. Supporting our hypothesis, a prolonged duration of high doses of family dysfunction was associated with the most extreme developmental trajectories of anxious behavior during middle childhood for both boys and girls. This relationship prevailed above and beyond the influence of other correlates of family dysfunction such as marital transition, socioeconomic status, family size, and depressive symptoms experienced by the informant (mostly mothers). Specific details regarding the sample, characteristics of measures, and unspecified estimates and their standard errors per data source are available from the first author in the form of tables and figures.  相似文献   
237.
The general aim of this study is to validate the cognitive relevance of the geometric model used in the semantic atlases (SA). With this goal in mind, we compare the results obtained by the automatic contexonym organizing model (ACOM)—an SA-derived model for word sense representation based on contextual links—with human subjects’ responses on a word association task. We begin by positioning the geometric paradigm with respect to the hierarchical paradigm (WordNet) and the vector paradigm (latent semantic analysis [LSA] and the hyperspace analogue to language model). Then we compare ACOM’s responses with Hirsh and Tree’s (2001) word association norms based on the responses of two groups of subjects. The results showed that words associated by 50% or more of the Hirsh and Tree subjects were also proposed by ACOM (e.g., 71% of the words in the norms were also given by ACOM). Finally, we compare ACOM and LSA on the basis of the same association norms. The results indicate better performance for the geometric model.  相似文献   
238.
ObjectivesThis study examined the longitudinal factor invariance of problem-focused, disengagement-focused, and seeking social support coping to provide an unbiased estimation of the mean-level and differential stability of coping with longitudinal confirmatory factor analyses with mean structure. This study also examined different patterns of longitudinal coping utilization with Latent Class Growth Modeling (LCGM).MethodSoccer referees (N = 227), aged from 15 to 53 years, completed a French version of the Ways of Coping Checklist at three times over an entire season.ResultsThe structure of the coping dimensions could be assumed longitudinally invariant. The mean-level utilization of problem-focused coping did not change significantly over the season despite the presence of test–retest instability. Both disengagement and seeking support coping utilization have significantly decreased over time while displaying moderate test–retest stability. Results of LCGM revealed that, while most referees did not change their utilization of problem-focused coping, two subgroups have respectively increased and decreased their use of problem-focused coping. Two subgroups decreased significantly their use of both disengagement-oriented and seeking support coping whereas one subgroup maintained the same level of utilization.ConclusionsResults indicated that coping utilization displayed both trait-like and state-like properties, differing for distinct subgroups of referees. This research provided further evidence for the need of moving beyond the sole reliance on traditional analyses of change to recast the trait-like versus state-like debate on coping into a more idiosyncratic-nomothetic framework.  相似文献   
239.
Since stereotypes about people with acquired brain injury (ABI) can lead to prejudice, studying these stereotypes is highly important. In two studies, we examined these stereotypes both on idiosyncratic dimensions and on the two dimensions of the Stereotype Content Model. Participants completed a specific questionnaire about ABI and warmth and competence questionnaires regarding people with ABI and other social groups. Specific stereotypes about ABI were found to be underpinned by dimensions of “cognitive impairments and ADL limitations,” “catastrophic outcomes,” and “personal and interpersonal development.” Within the model, people with ABI were seen as being warm but incompetent. The ambivalent ABI stereotype could elicit prejudicial attitudes that may impede rehabilitation.  相似文献   
240.
The current study aimed to examine whether high family functioning mitigates the association between headache intensity and distress. The sample consisted of 124 patients with chronic or recurrent headache. Patients completed validated questionnaires about headache intensity, family functioning, and distress. Hierarchical regression analyses were performed to examine the interaction between headache intensity and family functioning on distress. Headache intensity was positively associated with distress (r = .28, p = .002). As hypothesized, family functioning moderated this association (B = ?.01, p = .023). More specifically, the positive association between headache intensity and distress was significant only among patients with lower family functioning (B = .01, p < .001) and not among patients with higher levels of family functioning (B = .006, p = .075). Functional families appear to buffer the distress level in patients; they showed relatively low levels of distress regardless of the severity of their headache. In contrast, patients with dysfunctional families who experienced more pain reported more distress, presumably because they did not receive adequate help and support from these families. This study underlines the importance of a broader perspective on family dynamics in coping with pain.  相似文献   
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