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11.
Based on a cross-sectional, longitudinal follow-up study of graduates from our master's-level elementary education program, in this article we examined changes in espoused beliefs elicited in the form of personal practical theories (PPTs) of three graduates with 2, 4, and 6 years of experience teaching in the same partnership school where they did their student teaching. We compared their original PPTs collected during their teacher education program with their current PPTs elicited in follow-up interviews, and then observed their classroom practices. Case summaries of these teachers are presented, and analysis and implications focus on changes in their PPTs, how their PPTs played out in their classrooms, and perceived barriers and supports to enacting their beliefs. 相似文献
12.
AbstractAs a phenomenon exogenous to China, the Olympics have been proactively interpreted in the local context since China’s entry (and subsequent re-entry in 1984) into the Olympic movement. With China’s increasing involvement in promoting three bids to host the Olympic Games, two of which were successful, respectively, in 2001 and 2015, the nature of the discourse of key stakeholders in relation to Chinese elite sport has both reflected and reshaped the meaning of the Games to Chinese elite sport. This paper examines the discursive construction process of the Olympics in the Chinese elite sport system by key stakeholders through analyzing statements of political figures on sport and Olympic phenomena, Chinese elite sport policy documents, and the commentaries of leading Chinese sport academics. The analysis of discourse highlights two main features in the construction of the Games in official accounts during the period under investigation. The development of these two themes reflects the nature of the Chinese Olympic discourse, manifests the political power over the interpretation of the Olympics in Chinese context, and continues to characterize the on-going major themes in Chinese elite sport policy. 相似文献
13.
Dean Allen 《国际体育史杂志》2016,33(15):1717-1729
AbstractFew can deny the significance of sport in today’s South Africa. The sporting structures upon which this is based were first introduced to the country by the British in the late nineteenth century. In line with policies of cultural imperialism, sports such as cricket were promoted at this time as part of a wider political agenda that encouraged the adoption of an ‘English’ way of life in the region. Sports tours, most notably cricket, were a fundamental part of this cultural transfer between the ‘Mother Country’ and her colonies in Southern Africa. To underpin the study of transnational linkages and transfer in African sports, this paper will offer an historical overview of how ‘British-styled’ sport arrived in South Africa and how the early cricket tours between England and South Africa were constructed to promote distinct political and cultural connections. This paper will explore the early development of cricket in South Africa and investigate its symbiotic link to British imperialism and colonialism via the first tours and sporting exchanges that took place. The origins of the game in South Africa will be examined as well as its development up to 1910 (the date of Union in South Africa) as the site of a constructed transnational 'brotherhood' between Britain and its most coveted African colonies. 相似文献
14.
Barry Allen 《国际体育史杂志》2016,33(9):882-892
AbstractThe renaissance of Asian martial arts is a conspicuous example of cultural hybridity in a global setting. Globalization brings these arts under the dual sway of cinema and sport to a degree unprecedented in their history. This pull, which I describe in terms from Deleuze and Guattari as deterritorialization, creates new challenges for Asian martial arts practice. To explore these challenges and their stakes, I demonstrate the relevance of the concept of the war machine from Deleuze and Guattari, and discuss their distinction between weapons and tools as it bears on Asian martial arts history and practice. 相似文献
15.
Brittany Star Overstreet Scott E. Crouter George A. Butler Cary M. Springer David R. Bassett 《Measurement in physical education and exercise science》2016,20(3):140-145
The purpose of this article was to examine the validity of self-reported pedometer steps/day. Forty-seven participants were provided a New Lifestyles NL-2000 (NL-2000; Lees Summit, MO, USA) pedometer and a physical activity (PA) diary for 3 weeks, but not informed of the data-storing capabilities. For weeks 2 and 3, each participant was given a step goal of 3,000 steps/day above week 1 average. A 2 × 3 repeated measures analysis of variance (ANOVA) was used to examine differences between reported steps/day. Bland–Altman plots assessed the mean bias and limits of agreement between reporting methods. Mean self-reported and NL-2000 steps/day were 9,264 ± 3,555 and 8,971 ± 3,590 steps/day (n = 26, p > .05). Mean biases were 216 ± 1,753 (week 1), –506 ± 1,355 (week 2), and –590 ± 1,360 (week 3) steps/day. Negative mean bias values indicate higher self-reported steps/day. Mean steps/day were similar between recording methods, but large differences were observed among individuals, suggesting self-reported steps/day may be valid for PA research at the population level, but not the individual level. 相似文献
16.
The application of advanced engineering to tennis racket design has influenced the nature of the sport. As a result, the International Tennis Federation has established rules to limit performance, with the aim of protecting the nature of the game. This paper illustrates how changes to the racket affect the player-racket system. The review integrates engineering and biomechanical issues related to tennis racket performance, covering the biomechanical characteristics of tennis strokes, tennis racket performance, the effect of racket parameters on ball rebound and biomechanical interactions. Racket properties influence the rebound of the ball. Ball rebound speed increases with frame stiffness and as string tension decreases. Reducing inter-string contacting forces increases rebound topspin. Historical trends and predictive modelling indicate swingweights of around 0.030–0.035 kg/m2 are best for high ball speed and accuracy. To fully understand the effect of their design changes, engineers should use impact conditions in their experiments, or models, which reflect those of actual tennis strokes. Sports engineers, therefore, benefit from working closely with biomechanists to ensure realistic impact conditions. 相似文献
17.
Henry Nielsen 《Science & Education》1993,2(2):169-181
A Danish textbook on the history of technology,Skruen uden ende — Den vestlige teknologis historie (The Endless Spiral: A History of Western Technology), was published in 1990. In the present article, one of the authors presents some of the background to this event and puts the work into historical perspective by describing a number of different traditions for writing textbooks on the history of technology. Next follows a discussion of why history of technology ought to be an important ingredient in upper secondary education and why only the contextualist tradition — inspired by the rapidly developing school of research centered around the journalTechnology & Culture — offers any real hope for providing meaningful teaching materials on history of technology. The paper ends with a brief outline of the textbook's contents, with special emphasis on one of its several case studies describing the development of certain mainstream technologies in the context of the scientific, economic, social and cultural developments existing when the particular technology came into being. 相似文献
18.
William T. Allen Jr. 《Roeper Review》2017,39(4):269-283
Much is written at the elementary school level concerning bullying and the socioemotional needs of gifted and talented (GT) students; however, in the last 10 years, little qualitative research exists concerning the early adolescent GT age group. In the social environment of classroom life, early and current research indicates that many of these students experience neurotic perfectionism, overexciteabilities (OEs), developmental asynchrony, and bullying. The formation of autonomous classes (GT-only classes) has afforded some hope concerning the amelioration of such problems; nevertheless, in this study, detailed evidence of classroom bullying in the form of social ostracism and teasing has been found with this GT age group. If left unchecked, psychological autopsies have shown these students suffering emotional difficulties and even committing suicide as a result of school and classroom torment. With such potential for classroom bullying problems, few studies address what veteran teachers of early adolescent GT students do to keep students psychologically safe. Within the social milieu of classroom life, and in comparison to research standards, this study explores three efficacious teacher perspectives and practices. 相似文献
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