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51.
This article tells the story of an attempt to bring about major educational reform of the curriculum and educational values in Kazakhstan, using action research as part of that process. The article begins with a brief and selective review of the literature on aspects of emotion and moves to an account of the context and history of the reforms, before focusing on the ‘self experience’ of the participants and the authors. Emotion, its centrality and the interrelationship of three areas – the nature of teaching and teacher learning, the process of change and the experience of research – are explored in relation to reform and action research. The paper concludes with a reflection on the implications for the use of action research as a strategy for reform. 相似文献
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The two authors were paired as part of a formal mentoring program for orientation and to prepare for eventual promotion and tenure. One author has over twenty-five years’ experience on campus, and the other author has completed one year in her current position. During that first year, various themes emerged to remind both librarians that the more things change, the more they remain the same. As the mentoring experience evolved, it became difficult to distinguish the mentor from the mentee because both librarians understood that discussing common issues was mutually beneficial. 相似文献
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Colleen J. Saunders Michael Posthumus Kevin O’Connell Alison V. September 《Journal of sports sciences》2015,33(13):1342-1348
The objective of this study was to test the association of the rs1049305 (G > C) variant within the 3?-untranslated region of the aquaporin 1 gene, AQP1, with changes in body weight, post-race serum sodium concentration and performance in Ironman triathletes. Five hundred and four male Ironman triathletes were genotyped for the rs1049305 variant within the AQP1 gene. Change in pre- and post-race body weight was calculated for 470 triathletes and used as a proxy for changes in body fluid during the race, as well as to divide triathletes into biologically relevant weight-loss groups (0–3%, 3–5% and >5%). There were no rs1049305 genotype effects on post-race serum sodium concentrations (P = 0.647), pre-race weight (P = 0.610) nor relative weight change during the Ironman Triathlons (P = 0.705). In addition, there were no significant differences in genotype (P = 0.640) nor allele (P = 0.643) distributions between the weight loss groups. However, triathletes who carry a C-allele were found to complete the 42.2-km run stage faster (mean 286, s = 49 min) than triathletes with a GG genotype (mean 296, s = 47 min; P = 0.032). The AQP1 rs1049305 variant is associated with running performance, but not relative body weight change, during the 2000, 2001 and 2006 South African Ironman Triathlons. 相似文献
54.
A new strategy for magnetically manipulating and isolating adherent cells with extremely high post-collection purity and viability is reported. Micromolded magnetic elements (termed microrafts) were fabricated in an array format and used as culture surfaces and carriers for living, adherent cells. A poly(styrene-co-acrylic acid) polymer containing well dispersed magnetic nanoparticles was developed for creating the microstructures by molding. Nanoparticles of γFe(2)O(3) at concentrations up to 1% wt.∕wt. could be used to fabricate microrafts that were optically transparent, highly magnetic, biocompatible, and minimally fluorescent. To prevent cellular uptake of nanoparticles from the magnetic polymer, a poly(styrene-co-acrylic acid) layer lacking γFe(2)O(3) nanoparticles was placed over the initial magnetic microraft layer to prevent cellular uptake of the γFe(2)O(3) during culture. The microraft surface geometry and physical properties were altered by varying the polymer concentration or layering different polymers during fabrication. Cells plated on the magnetic microrafts were visualized using standard imaging techniques including brightfield, epifluorescence, and confocal microscopy. Magnetic microrafts possessing cells of interest were dislodged from the array and efficiently collected with an external magnet. To demonstrate the feasibility of cell isolation using the magnetic microrafts, a mixed population of wild-type cells and cells stably transfected with a fluorescent protein was plated onto an array. Microrafts possessing single, fluorescent cells were released from the array and magnetically collected. A post-sorting single-cell cloning rate of 92% and a purity of 100% were attained. 相似文献
55.
Colleen English 《体育哲学杂志》2017,44(2):183-198
Hegemonic masculinity, a framework where stereotypically masculine traits are over-emphasized, plays a central role in sport, partly due to an excessive focus on winning. This type of masculinity marginalizes those that do not possess specific traits, including many women and men. I argue sport reform focused on mitigating hypercompetitive attitudes can reduce this harmful and marginalizing hegemonic masculinity in sport. I make this argument first by challenging the dichotomous nature of sport, especially in recognizing that all outcomes are a blend of winning and losing, that ties are relevant and informative outcomes to contests, and that winning and losing do not always tell accurate stories of the outcome. Secondly, I contend that expanding the potential outcomes in sport can help broaden the emphasis of competitive sport to take into account playing well and improving, in terms of both the test and the contest. I conclude that these reforms decrease hegemonic masculinity, making sport better for all. 相似文献
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The Development of Perspective Taking: Understanding Differences in Information and Weighting 总被引:1,自引:0,他引:1
2 separate aspects of perspective taking are that judgments attributed to another should depend on the information available to the other (Information effect) and on how the other's use of information differs from one's own (Weighting effect). These 2 aspects of perspective taking were studied in a moral judgment task with preschoolers, and second and fifth graders. Subjects were read a series of stories about a little boy transgressing and asked to make judgments from both their own perspective and that of a mother character in the stories. The mother story character had either the same information as the subject or only partial information. Valence of intention and consequence and the amount of mother's knowledge varied factorially. Subjects were clustered using scores derived from the judgements. 3 clusters were found that showed different levels of perspective-taking ability. There was a developmental progression in the 3 levels of perspective taking. Subjects in the Harshness cluster attributed harsher judgments to the mother perspective. Subjects in the Weighting cluster weighted information differently depending on the perspective from which they judged. Subjects in the Information-and-Weighting cluster weighted information differently depending on perspective, and also considered the amount of information available to the mother character in attributing judgments. The findings are compared to current theory on the development of perspective taking. Future research and theory need to consider the influence of both information and weighting differences on performance in perspective-taking tasks. 相似文献
60.
This research examined the hypothesis that a tendency to base one's self-worth on peer approval is associated with positive and negative aspects of children's well-being. A sample of 153 fourth through eighth graders (9.0 to 14.8 years) reported on need for approval, global self-worth, social-evaluative concerns, anxiety and depression, and exposure to victimization. Teachers reported on social behavior. Results confirmed that need for approval is a two-dimensional construct composed of positive (enhanced self-worth in the face of social approval) and negative (diminished self-worth in the face of social disapproval) approval-based self-appraisals. Need for approval had trade-offs for well-being that depended on the dimension (positive vs. negative), the psychological domain (emotional vs. social adjustment), children's sex and age, and children's social context (high vs. low peer victimization). 相似文献