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61.
ABSTRACT

This paper explores the challenging situation faced by teachers as professionals and members of the community in Aceh, Indonesia during the province's civil war. It reveals how teachers’ sense of agency during this period was deeply influenced by the economic/material, political and socio-cultural condition at that time – conditions and experiences which today have bearing on a place for teachers in the post-conflict peace-building process occurring in the province. During the conflict, teachers struggled to balance their strategic societal positioning – as civil servants and community members – and found themselves caught in the middle of a complex range of hegemonic and counter-hegemonic forces at play. This position of constraint, we argue, limited the ability of teachers to act as peace-builders during the conflict, and continues to influence teachers’ ability to function in such ways today.  相似文献   
62.
This article addresses the issue of the level of complexity of practical work in science curricula and is focused on the discipline of Biology and Geology at high school. The level of complexity is seen in terms of the emphasis on and types of practical work and, most importantly, in terms of its level of conceptual demand as given by the complexity of scientific knowledge, the degree of inter-relation between knowledges, and the complexity of cognitive skills. The study also analyzes recontextualizing processes that may occur within the official recontextualizing field. The study is psychologically and sociologically grounded, particularly on Bernstein’s theory of pedagogic discourse. It uses a mixed methodology. The results show that practical work is poorly represented in the curriculum, particularly in the case of laboratory work. The level of conceptual demand of practical work varies according to the text under analysis, between the two subjects Biology and Geology, and, within each of them, between general and specific guidelines. Aspects studied are not clearly explicated to curriculum receivers (teachers and textbooks authors). The meaning of these findings is discussed in the article. In methodological terms, the study explores assumptions used in the analysis of the level of conceptual demand and presents innovative instruments constructed for developing this analysis.  相似文献   
63.
A critical and more nuanced understanding of the multifaceted relationship between projects of peacebuilding and educational provision is starting to develop. Drawing on an epistemological and ontological anchor of critical realism, and a methodology informed by the application of cultural political economy analysis and the strategic relational approach to understanding educational discourses, processes and outcomes, we illustrate how the ‘many faces’ of education in conflict-affected situations can be better theorised and conceptually represented. In doing so, we link goals of peacebuilding to those of social justice, and reinvigorate the notion of education playing a transformative rather than a restorative role in conflict-affected contexts. Making such ideas concrete, we provide examples of how such an analytical framework can be employed to understand the multi-faceted relationship between education and projects of social transformation in conflict-affected environments across the globe.  相似文献   
64.
The idea and implementation of learning communities are gaining favour in higher education institutions. In particular, there are a number of successful examples to emerge of the application of the Community of Practice (CoP) framework proposed by Wenger [(1998). Communities of practice: Learning, meaning, and identity. Cambridge, MA: Harvard Business School Press] for fostering a learning environment for academics around their teaching practice. In this paper, we describe and reflect on the efficacy of a CoP process that was implemented within our university. The purpose of this CoP was to provide a space for academics to focus on assessment practices for first-year courses and identify opportunities for professional development in this area. For a variety of reasons detailed in the paper, the efficacy of this CoP was limited, and we conclude that in the current higher education environment in Australia, success with CoP approaches to improve learning and teaching outcomes may prove limited.  相似文献   
65.
66.
This is the fourth in a series of articles exploring international trends in health science librarianship in four Southern European countries in the first decade of the 21st century. The invited authors are from Greece, Italy, Spain and Portugal. Future issues will track trends in Latin America and Central Europe. JM  相似文献   
67.
Abstract

The aim of the study was to verify differences between age groups of female judo matches in time-motion and technical–tactical analysis. The sample was composed of pre-cadet (13–14 years, n = 148), cadet (15–16 years, n = 228), junior (17–19 years, n = 104) and senior (>20 years, n = 237) groups. The time-motion indicators consisted of total combat time, standing combat time, displacement without contact, gripping time, total time of techniques, groundwork combat time and pause time, per match and by each combat/pause cycle. Technical and tactical variables were also collected. The one-way analysis of variance and a post hoc test were conducted, P ≤ 0.05. Cadets, with a median of 7 (2, 12), had a number of combat/pause cycles different from junior, with 3 (1, 8.5). Regarding time-motion per match and per cycle, senior had longer total combat time, standing combat time and gripping time than other groups. Senior presented lower frequency of leg techniques than pre-cadet, cadet and junior. Time-motion and technical–tactical variables effects in female judo athletes emphasise the difference between seniors and other groups.  相似文献   
68.
The aim of this study was to determine the influence of breathing frequency and tidal volume on resting heart rate variability in children aged 9 years ( n = 29) and 16 years ( n = 19). Heart rate variability was measured in four conditions: (1) without the control of ventilation followed at random by (2) a fixed breathing frequency of 12 breaths· min -1 , (3) a breathing frequency of 12 breaths· min -1 but with a fixed tidal volume of 30% vital capacity and (4) a fixed breathing frequency of 6 breaths·min -1 and a tidal volume of 30% vital capacity. A total of 128 RR intervals (the time between two spikes in the heart rate) were detected and absolute high- and low-frequency spectral components were calculated using autoregressive modelling. The younger children were unable to control ventilation to achieve conditions 3 and 4; therefore, a 2 2 2 (group 2 condition) analysis of variance was used to analyse conditions 1 and 2. There were significant interactions between group and heart rate variability conditions for the low-frequency component and the ratio of low to high frequencies ( P ? 0.001). The main effect for condition showed that at 12 breaths· min -1 with no fixed tidal volume there was a significantly higher standard deviation of the RR interval, total power and high-frequency ( P ? 0.01) and lowfrequency spectral components ( P ? 0.05) than in the condition with no ventilatory control. Across the four breathing conditions for the older participants, the high-frequency spectral component was significantly higher in the condition at 6 breaths· min -1 with a fixed tidal volume than in that with no ventilatory control ( P ? 0.005); the ratio of high to low frequencies was significantly lower for the spontaneous condition than those performed at 12 breaths· min -1 ( P ? 0.001). The results provide evidence of the need for ventilatory control when assessing short-term resting heart rate variability in children.  相似文献   
69.
The student population is becoming increasingly diversified and heterogeneous. In a climate of decreasing traditional enrolments in the Portuguese higher education system and increasing competition for students, it becomes essential to understand the reasons and motivations that attract students to higher education and which are the more relevant factors they consider when choosing a higher education institution. This article presents the preliminary analysis of the results of a questionnaire filled in by a sample of 11,467 students entering different types of higher education institutions in 2006/07.  相似文献   
70.
There has been much research on principles and fundamental concepts of mechanics. Problems concerning the law of inertia, the concepts of force, fictitious force, weight, mass and the distinction between inertial and gravitational mass are addressed in the first part of the present paper. It is argued in the second that the law of inertia is the source of these problems. Consequences drawn from the law explain the metaphysical concept of force, the problematic concept of fictitious force, the nominal definition of weight and the difficulty with defining mass operationally. The core of this connection between the law and these consequences lies in the fact that acceleration is a sufficient condition for force. The experimental basis of the law in the course of its history shows, however, that the law presupposes acceleration necessarily whereas acceleration does not presuppose the law. Therefore, there is no inconvenience in taking acceleration independently of the law. This is enough to bypass those problems. Taking into account how force is measured by force meters and how mass is basically determined, by comparison with the standard mass, a minimal meaning for both concepts of force and mass is established. All this converges with several solutions proposed in the course of history and increases the communicability of mechanics, as outlined in the final part of this paper.  相似文献   
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