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521.
A comparison level scale (CLS) for the college test-taking situation was developed. Results showed that the CLS (1) correlated positively and significantly with students' choice of comparison level in the classroom-related experimental situation, (2) correlated positively and significantly with a more general achievement motivation scale, (3) related significantly more strongly to performance on a classroom-type verbal learning task than a general achievement scale, (4) predicted experimental classroom-related performance beyond that which would be expected because of aptitude, and (5) related most strongly to self-reported attention during the experimental classroom-related situation.  相似文献   
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In this article, the development of the increasingly differentiated control of the joints necessary to transform the spontaneous leg movements of early infancy into adaptive and functional actions is described. The hypothesis—that increasing joint control requires the capability for disassociation of joint action, the active modulation of joint stiffness, and a transition from proximal to distal control of the joints—is proposed. Kinematic and kinetic analyses of the vertical kicks of infants 2 weeks, 3 months, and 7 months of age (as well as a comparative group of adults) indicated increasing joint independence as well as phase-dependent and joint-dependent control modifications. The kicks of the younger infants were dominated by a proximal control strategy and minimal adjustments of the limb energetics during the flexion and extension phases of the kick. By 7 months of age, much larger modulations of the kick phases were observed as well as increasing evidence of distal control. These results revealed kinematic and kinetic patterns of emerging limb control between 2 weeks and 7 months of age.  相似文献   
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Previous research has shown that when attention is directed sequentially to multiple locations, inhibition of return (IOR) can be observed at each location, with a larger magnitude of IOR at the more recently attended locations. In the present study we asked whether this “multiple IOR” effect influences search only for simple feature targets, as has been shown in the past, or whether it generalizes to more complex, attentionally demanding conjunction search situations. The results demonstrated that IOR effects (1) occur for more complex conjunction search environments, (2) are larger for the attentionally demanding conjunction search, and (3) occur at more locations for conjunction search than feature search. Together these data provide a clear demonstration of the robustness and responsiveness of the IOR effect across search situations—which is precisely what is expected of a phenomenon posited to facilitate efficient visual search of real-world environments. Nevertheless, these data do not firmly establish that IOR effects established by the cueing paradigm before search is implemented are the same as the IOR effects that are assumed to be established during search itself. We suggest that this disconnection between paradigms highlights a fundamental limitation of laboratory-based research.  相似文献   
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Numerous anecdotal accounts exist of an incubation period promoting creativity and problem solving. This article examines whether incubation is an empirically verifiable phenomenon and the possible role therein of nonconscious processing. An Idea Generation Test was employed to examine (a) whether an incubation effect occurred and (b) the impact of different types of break on this effect. In the Idea Generation Test, two groups of participants were given a distracting break, during which they completed either a similar or an unrelated task, and a third group worked continuously (N = 90). The Idea Generation Test was validated against established measures of cognitive ability and personality, and was found to exhibit variance distinct from those marker tests. Most important, results demonstrated that having a break during which one works on a completely different task is more beneficial for idea production than working on a similar task or generating ideas continuously. The advantage afforded by a break cannot be accounted for in terms of relief from functional fixedness or general fatigue, and, although it may be explicable by relief from task-specific fatigue, explanations of an incubation effect in terms of nonconscious processing should be (re)considered.  相似文献   
526.
An experiment was performed to assess the effects of mental age (MA) and external cues on response inhibition in the mentally retarded. Twelve Ss were presented with an experimental task which required that they withhold responding for five or more seconds before pressing a key to obtain reinforcement. For half the Ss the key was lighted (cued) during the waiting interval, while it was unlighted (uncued) for the other half. The results indicate that (a) response inhibition increased with MA and (b) MA differences might have been due to an inability to mediate the delay interval. The results were interpreted in terms of possible mediating mechanisms and implications for training inhibitory performance in the mentally retarded.  相似文献   
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A number of research studies support self‐practice/self‐reflection (SP/SR) as an experiential learning process that facilitates the acquisition of therapeutic skill in a number of cognitive‐behavioural therapy (CBT) competencies and as showing potential as a valuable professional development activity. Engaging therapists to participate in SP/SR programmes is sometimes difficult, and when they are offered the option to participate in SP/SR programmes as part of professional development, relatively few volunteer. This study investigates the role of therapist beliefs about SP/SR as a potential obstacle to engagement. An online survey was developed to assess the strength of 14 commonly held therapist beliefs concerning the consequences of participating voluntarily in a SP/SR programme. Participants were a combined sample of 44 Psychological Wellbeing Practitioners and high‐intensity CBT therapists employed by an Improving Access to Psychological Therapies service in the United Kingdom. Few negative beliefs about SP/SR emerged. The majority of respondents believed SP/SR programmes were relevant to their work situation, but perceived “lack of time” as a significant barrier to participation. Three factors are considered in relation to introducing SP/SR as a workforce professional development activity: (a) The importance of managing therapist perceptions regarding time; (b) SP/SR as a mechanism to increase self‐care and reduce burnout; and (c) The need to focus mental health services' attention on the potential of SP/SR programmes to increase staff morale and improve service delivery.  相似文献   
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Researchers have expressed growing interest in factors that may explain the relationship between religious involvement and health‐related outcomes. Faith‐based organizations are a significant institution in African American communities, both serving religious/spiritual needs and providing an important source of social capital. These communities often suffer a disproportionate burden of health conditions as well. The present study examined the role of social capital (social support, interconnectedness, and community participation) in the relationship between religious involvement (beliefs and behaviours) and physical and emotional functioning and depressive symptoms, among a national probability sample of African Americans (N = 803). Participants completed telephone interviews. We used structural equation modelling to test hypotheses based on the theoretical model. Results indicate that interconnectedness played a modest mediational role in the relationship between religious behaviours/participation and depressive symptoms. Interconnectedness was predictive of fewer depressive symptoms and marginally with better emotional functioning. Findings highlight the importance of trust in and commitment to one's community for health and have implications for community‐based health promotion initiatives. Copyright © 2014 John Wiley & Sons, Ltd.  相似文献   
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