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171.
Reform efforts like the urban, arts-based initiative Project ARTS are designed to provide intentional, equitable methods of improving students’ learning, yet few urban educators have been sufficiently trained to recognize differences in habitus between themselves and their students. For equitable reform to occur teachers must understand their own habitus and the habitus-forming experiences of their students. In this paper, we analyze qualitative project data using Bourdieu’s theoretical concepts of cultural capital, field, habitus, symbolic violence and misrecognition to explore teachers’ and students’ experiences in order to determine the extent to which power and privilege begin to be challenged within participating schools. We explore the ways in which teacher habitus has shifted to recognize, include or become empathetic to student habitus as a result of Project ARTS curricula, co-teaching and professional development while also considering the possibility the program produces unintended consequences at odds with the project’s mission: reproducing the status quo by advancing the cultural capital of teachers rather than that of students. Finding markedly fewer teacher narratives confirming the social reproduction of inequitable power relationships than when the project began, we conclude by discussing the transformation of teacher habitus, student outcomes, and school climate after 5 years of Project ARTS participation, proposing implications for urban teachers and leaders, their communities, and policymakers intent upon implementing equitable educational reform and the social transformation reform intends. 相似文献
172.
Hanne Moeller Andersen Lars Brian Krogh Eva Lykkegaard 《Research in Science Education》2014,44(3):439-460
Students' images of science and scientists are generally assumed to influence their related subject choices and aspirations for tertiary education within science and technology. Several research studies have shown that many young people hold rather stereotypical images of scientists, making it hard for them to see themselves as future scientists. Adolescents' educational choices are important aspects of their identity work, and recent theories link individual choice to the perceived match between self and prototypical persons associated with that choice. In the present study, we have investigated images of scientists among the segment of the upper secondary school students (20 % of the cohort) from which future Danish scientists are recruited. Their images were rather realistic, only including vague and predominantly positive stereotypical ideas. With a particular Science-and-Me (SAM) interview methodology, we inquired into the match between self- and prototypical-scientists (N?=?30). We found high perceived similarity within a core of epistemological characteristics, while dissimilarities typically related to a social domain. However, combining interview data with survey data, we found no significant statistical relation between prototype match and aspirations for tertiary education within science and technology. Importantly, the SAM dialogue revealed how students negotiate perceived differences, and we identified four negotiation patterns that all tend to reduce the impact of mismatches on educational aspirations. Our study raises questions about methodological issues concerning the traditional use of self-to-prototype matching as an explanatory model of educational choice. 相似文献
173.
Olaf Ueberschär Axel Schleichardt Laura Buchhop Ina Fichtner Thomas Moeller 《Sports Engineering》2018,21(4):379-388
To quantify swimwear-induced differences under triathlon-specific conditions, we compare the swimming performance, the metabolic cost, and the standardised passive drag of well-trained triathletes when wearing (1) five speedsuit models by different manufacturers from 2017, (2) usual swimming trunks/swimsuits (men/women), and (3) individually preferred competition trisuits. Because of the complexity of the underlying hydrodynamic and biomechanical effects, three separate experimental stages were realized, each with 6–12 well-trained short- and middle-distance triathletes (male and female, mean age 22?±?5 years) from the German national elite or junior elite level. All measurements were conducted on the basis of real athletes’ motion in the water to correctly account for all relevant effects, including skin and muscle vibrations. First, the athletes took part in a series of 100 m short-distance tests at maximal effort in a long-course pool to quantify swim-time differences in absolute terms. Second, the subjects completed multiple submaximal 400 m tests at 95% of their individual maximal speed in a swimming flume, with their swimwear-related differences in metabolic load being explored in terms of blood lactate and heart rate. Third, the passive drag of the triathletes was measured in the flume during a towing test under standardised conditions in velocity steps of 0.2 m/s within the triathlon-relevant range of 1.1–1.7 m/s. In all three test stages, the speedsuits exhibited performance advantages over trunks/swimsuits: in the 100 m maximal test, the mean swim time with speedsuits decreased by 0.99?±?0.30 s (????1.5%). During the 400 m submaximal flume test, the mean heart rate showed a reduction of 7?±?2 bpm (? ??4.0%), while the post-exercise blood lactate accumulation decreased by 1.0?±?0.2 mmol/L (? ??26.2%). Similarly, the passive drag in the towing test was lowered by 3.2?±?1.0 W (????6.9% as for normalised power and ??5.2% as for normalised force) for the speedsuits. Wearing speedsuits instead of usual trunks/swimsuits is shown to improve the swimming performance and to reduce the metabolic cost for well-trained triathletes under triathlon-specific test conditions. The reduction in passive drag of the passively towed athlete’s body due specific speedsuit surface textures seems to be only one reason for performance advantages: the effective reduction in muscular, soft tissue, and skin vibrations at the trunk and thighs during active propulsive motion of the swimmer seems to further contribute substantially. 相似文献
174.