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931.
AbstractOne of the questions that Heidegger presents in his paper, ‘Plato’s Doctrine on Truth’, is the distortion as he sees it of paideia—that is the loss of the essential elements in education. This loss is characterised according to Heidegger, by a misconception of Plato’s concept of teaching and learning. By undertaking an historical examination, Heidegger provides a means to rectify this loss. With reference to past, present and future philosophical perspectives of teaching and learning as particular spaces, an attempt is made in this paper to examine Heidegger’s reading of paideia within the context of online learning. This, for many contemporary writers on education, is an encounter with new literacies, new knowledge and the adoption of an online environment that challenges the hegemonic order of the institution as the purveyors of knowledge. Teachers within this new environment are, however still constituted as experts and their knowledge is seen as ultimately inviolate. Heidegger in his re-interpretation of Plato sees the teacher as leading the students to where they might make themselves intelligible within the space of their being. This alignment forms an acceptance and a challenge to the metaphysical concepts of uniformity of being and place that limits the potential of knowledge as something that is fixed and complete. The experience of the social web or Web 2.0 has seen a shift in learning premised upon dialogue, exchange and constantly shifting horizons. Within this context, the teacher is recast as a craftsman, creating learning opportunity within dialogic exchange. The heightened sense of involvement that is revealed in this context lays the ground for a future visioning of education where emergence is seen as essential, unlike a re-working of authorisation to learn that inhibits student and teacher alike in new attempts at revitalising education. 相似文献
932.
Media constructions of schooling provide suggestions about what should be expected of the school experience. Studies on discourses of schooling have examined how the school is framed in media discourses, but few have examined how it is formed mundanely and repeatedly in advertisements promoting products that are not directly educational. This paper examines how the school is constructed in a range of television advertisements that sell products that are not directly educational such as cereal and broadband Internet, focusing on how schools come to be framed negatively in advertising narratives. The television advertisements often use the technique of governmentality, whereby they attempt to direct the conduct of viewers by suggesting that self-improvement is achievable through personal enterprise. These advertisements position parents as agentive consumers of education, whose consumption habits are central to their children's scholarly success within problematic educational spaces. 相似文献
933.
934.
Christopher Abdullah Julian Parris Richard Lie Amy Guzdar Ella Tour 《CBE life sciences education》2015,14(3)
The ability to think analytically and creatively is crucial for success in the modern workforce, particularly for graduate students, who often aim to become physicians or researchers. Analysis of the primary literature provides an excellent opportunity to practice these skills. We describe a course that includes a structured analysis of four research papers from diverse fields of biology and group exercises in proposing experiments that would follow up on these papers. To facilitate a critical approach to primary literature, we included a paper with questionable data interpretation and two papers investigating the same biological question yet reaching opposite conclusions. We report a significant increase in students’ self-efficacy in analyzing data from research papers, evaluating authors’ conclusions, and designing experiments. Using our science-process skills test, we observe a statistically significant increase in students’ ability to propose an experiment that matches the goal of investigation. We also detect gains in interpretation of controls and quantitative analysis of data. No statistically significant changes were observed in questions that tested the skills of interpretation, inference, and evaluation. 相似文献
935.
936.
Christopher J. Stevens Jake Hacene Benjamin Wellham Dean V. Sculley Robin Callister Lee Taylor 《Journal of sports sciences》2015,33(11):1141-1148
This study aimed to test the validity of a non-motorised treadmill (NMT) for the measurement of self-paced overground endurance running performance. Ten male runners performed randomised 5-km running time trials on a NMT and an outdoor athletics track. A range of physiological and perceptual responses was measured, and foot strike was classified subjectively. Performance time was strongly correlated (r = 0.82, ICC = 0.86) between running modes, despite running time being significantly longer on the NMT (1264 ± 124 s vs. 1536 ± 130 s for overground and NMT, respectively; P < 0.001). End blood lactate concentration and rating of perceived exertion were significantly higher on the NMT compared to overground. Integrated electromyography was significantly lower on the NMT for three muscles (P < 0.05), and mean stride rate was also significantly lower on the NMT (P = 0.04). Cardiorespiratory responses of heart rate, oxygen uptake and expired air volume demonstrated strong correlations (r = 0.68–0.96, ICC = 0.75–0.97) and no statistical differences (P > 0.05). Runners were consistently slower on the NMT, and as such it should not be used to measure performance over a specific distance. However, the strong correlations suggest that superior overground performance was reflected in relative terms on the NMT, and therefore, it is a valid tool for the assessment of endurance running performance in the laboratory. 相似文献
937.
Jeremy P. Loenneke Daeyeol Kim Christopher A. Fahs Robert S. Thiebaud Takashi Abe Rebecca D. Larson 《Journal of sports sciences》2015,33(14):1472-1479
The aim was to compare exercise with and without different degrees of blood-flow restriction on perceived exertion (RPE) and discomfort. Participants were assigned to Experiment 1, 2, or 3. Each completed protocols differing by pressure, load, and/or volume. RPE and discomfort were taken before and after each set. For pressure and RPE, the 20% one repetition maximum (1RM) blood-flow restriction conditions were affected by increasing the pressure from 40% to 50% blood-flow restriction (~12 vs. ~14). This did not appear to happen within the 30% 1RM blood-flow restriction conditions or the higher pressures in the 20% 1RM conditions. The similar RPE between 20% and 30% 1RM to failure was expected given both were to failure. For discomfort, ratings were primarily affected by load at the lowest pressure. Increasing pressure to 50% blood-flow restriction increased discomfort at 20% 1RM (~2.6 vs. ~4). There was a further increase when increasing to 60% blood-flow restriction (~4 vs. ~4.8). The high-load condition had the lowest discomfort, while ratings were highest with 20% 1RM to failure. In conclusion, exercise with blood-flow restriction does not appear to augment the perceptual response observed with low-load exercise to failure. 相似文献
938.
Of Humean Bondage 总被引:2,自引:0,他引:2
939.
This article reports the results and conclusions of a mixed-methods research strategy designed to assess the potential of community networking in rural Tamil Nadu, India. The data reported and analyzed in this article include socioeconomic and household spending, agricultural marketing and price search, availability and use of information on agricultural problems, and communication media use. We use these data to define a framework of existing sources of information for various community agents, with a special emphasis on farmers. We analyze the methods and costs at which these agents obtain information, and identify information and communication gaps that information and communication technologies (ICTs) may help alleviate. This study allows us to demonstrate opportunities for socioeconomic development through ICT-enabled information access. The article concludes by stating the importance of basic communication technologies and contextually relevant information services, and suggesting recommendations for future research in this area. 相似文献
940.
ABSTRACTAs universities have succumbed to market discourses, they have adopted advertising strategies. It is not uncommon to see advertisements for them displayed in such mobile spaces as railway stations and alongside highways. Whilst it is true that such environments have always sought to take advantage of populations in transit, the fact that higher education institutions have turned to them as promotional sites, reflects the fact that the ‘transit’ demographic now includes large numbers of young people and high school students. In this paper, a sample of higher education advertisements found in Sydney’s transit spaces is analysed along with the ‘rationale’ provided by advertising companies responsible for their design. It is argued their existence reflects the fact that universities compete against one another for students and need to develop a persuasive ‘brand’. Thus in line with neo-liberalist constructions of subjectivity, they individualise the educational experience, and translate that experience into an economic asset, as a value-adding process. It is of note then that much of the imagery and copy of the advertising ‘visualises’ education as a journey and underpins the fact that mobility is an inescapable predicate of quotidian life. 相似文献