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Grit has been defined as passionate perseverance toward long-term challenging goals and it is associated with various positive outcomes for youth, including academic achievement. However, less is known about these associations for the two facets of grit (i.e., perseverance of effort, consistency of interest) and few studies have examined the link between grit and perceived social support. The present study examined the group-level demographic differences (i.e., gender, grade, socioeconomic status, and special education status) of grit in a high school sample (N = 1,077). In addition, direct associations between grit and perceived social support from multiple sources (i.e., teacher, classmate, parent) were examined, as well as a potential enhancing effect of social support as a moderator of the relation between grit and academic achievement. Results indicated positive associations among grit and its facets with social support from parents and classmates. Furthermore, the positive relation between grit and achievement was stronger for students reporting high social support from teachers, but not other sources (i.e., classmates, parents). Practical and theoretical implications for promoting student success are discussed.  相似文献   
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Head Start Teaching Centers are a national demonstration project designed to provide participatory training in all Head Start component areas within the context of an exemplary Head Start program. Each Teaching Center employs an independent evaluation to study this alternative approach to Head Start staff development. This paper presents the results of the outcome evaluation for the first year of the New England Head Start Teaching Center. The New England Head Start Teaching Center was designed to provide intensive training during a 3 or 5 day period of residence at the Teaching Center. This paper briefly describes the national Head Start Teaching Center model, the implementation of this model in the New England region, the outcome evaluation plan, and the results from the first year of training. The analyses of year one data indicated that training provided by the New England Head Start Teaching Center produced significant gains. As compared to similar Head Start employees who did not participate in training, both trainees and their supervisors reported significant gains in trainees' knowledge, skills, and expertise after participating in the New England Head Start Teaching Center training.  相似文献   
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A meta‐analytic review of all adequately designed field and laboratory research on the use of incentives to motivate performance is reported. Of approximately 600 studies, 45 qualified. The overall average effect of all incentive programs in all work settings and on all work tasks was a 22% gain in performance. Team‐directed incentives had a markedly superior effect on performance compared to individually‐directed incentives. This effect was not influenced by the location of the study (business, government, or school), the competitive structure of the incentive system (programs where only the highest performers get incentives versus programs where everyone who increased performance receives incentives), the type of study (whether the study was a laboratory experiment or a field study), or the performance outcome (quality, quantity, or both). In these studies, money was found to result in higher performance gains than non‐monetary, tangible incentives (gifts, travel). More research is needed on the relative cost‐benefit of cash and gift incentives, and the way different types of tangible incentives are selected. Long‐term programs led to greater performance gains than shorter‐term programs did, and somewhat greater performance gains were realized for manual than for cognitive work. Explanations based on cognitive psychological principles accompany each of the analyses.  相似文献   
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