124 resultados para thories of teacher development


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This paper is an account of teacher educator perceptions of the take-up by beginning teachers of the values and practices advocated in pre-service education. Methodologically grounded in a critical ethnographic account, two teacher educator/researchers retell their understanding of the one-month experience as middle school classroom teachers in an allocated school. The paper examines the consequences of what counts as professional knowledge in the eyes of pre-service and beginning teachers and the implications of the encounter for the role of teacher educators in preservice preparation. The purpose of the research is to consider the well-researched issue of the rejection of academic training (to greater or lesser extents) that is experienced by very many preservice and beginning teachers at some stage after experience in schools. As an exemplary colleague teacher said to us as we negotiated our participation in the school: "I do lots of things that the University would not approve of". Our argument is that teacher education needs the kind of participatory inquiry represented by the undertaking and methodology of this project. The paper is the 'primary record' (Carspecken 1996) of the research and works to open the next phase, the dialogical stage of the research process.

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Substructure development in an austenitic Ni-30%Fe model alloy was investigated within a dynamic recrystallization (DRX) regime. The substructure characteristics of the deformed matrix and DRX grains were markedly different regardless of the grain size and orientation. The former largely displayed 'organized', banded subgrain arrangements with alternating misorientations, resulting from a limited number of active slip systems. In contrast, the substructure of DRX grains was generally more 'random' and exhibited complex subgrain/cell arrangements characterized by local accumulation of misorientations, suggesting multiple slip. The proposed mechanism of the unique substructure development within DRX grains suggests that the DRX nuclei, forming along pre-existing grain boundaries and triple points, essentially represent grain boundary regions, which experience multiple slip to preserve the compatibility with neighbouring deformed grains. This results in the formation of a complex cell/subgrain structure, which progressively extends as the grain boundary regions expand outwards during DRX growth.

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Background: MAAGs have, historically, been disparate organisations with a lack of central direction, albeit with the same goal: to develop and support the performance of audit in primary care. This goal has been (and is being) achieved in a number of ways all over the country. In the last two years, MAAGs have witnessed many changes in primary care and are adapting themselves to suit these new arrangements at a local level.

Aim: To formalise our knowledge of where MAAGs are going, how they are getting there and the support they are receiving.

Method: A postal questionnaire to the 104 MAAGs in England and Wales, addressing 6 main issues of relevance to the development of MAAGs and the support they are receiving.

Results: At least two MAAGs have dissolved, leaving a possible total of 102 still in existence. Of these, 76 (74.5%) responded to the survey. The composition of the MAAG committee has changed dramatically since the inception of MAAGs in 1990, and staffing levels appear to have risen substantially. MAAGs appear to be more adequately funded by their health authorities than has previously been reported and many are actively seeking additional sources of funding. There is still large variation in levels of MAAG funding. Furthermore, funding is unrelated to the number of GPs or practices served. Security for MAAG staff appears to have been addressed in many areas, with 84% of MAAGs having at least one member of staff on a permanent employment contract. Many MAAGs are developing rolling programmes in an attempt to eliminate the short-sighted approach to the development of clinical audit that has existed since MAAGs were first set up.

Conclusion:
Many MAAGs (with the obvious exception of those that have been dissolved) appear to be thriving without central direction or initiative. It is now evident that we were a little hasty in our concerns for the future of MAAGs beyond April 1996. It would seem that many organisations have taken the situation which arose two years ago as an opportunity to grow and develop in ways that may not have been possible within the confines of the Health Circular.

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The idea of community development has been evoked by Australian governments over many decades. The expressions of community have differed widely, often as a result of politics rather than informed policy. In 1999, after seven years of radical neo-liberal restructuring in Victoria, the Bracks government found itself unexpectedly elected to power. They faced new challenges such as a diminished public sector, growing social inequality and climate change. The first two terms of Victorian Labor were a seminal period in terms of the role they would invoke for ‘community’. Did grass roots participation take a central place, or did rhetoric rule over substance? The evidence points to a government maintaining a neo-liberal trajectory, and thereby losing an opportunity to enable an active citizenry.

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This article provides an alternative perspective on what it means to 'do school' in a disadvantaged community, particularly in the way that disadvantage is reproduced for marginalised students. It explores the mobility of teachers (temporarily) working in a small secondary school located in an economically depressed regional community in Australia, characterised by high levels of unemployment, high welfare dependency and a significant indigenous population. Like many disadvantaged schools, the school has difficulty attracting and retaining high ability teachers, instead relying on a high turnover of often-reluctant staff who are sent to (or feel compelled to) fill positions unable to be resourced through teacher choice procedures. Drawing on parent, student, and teacher interviews, we ask: how does teacher mobility in this context influence the educational opportunities of students who are 'on the margins' of school success and of the socio-economic structure? Specifically, we explore the ways that teacher mobility can reproduce disadvantage by limiting students' access to the dominant cultural capital. We argue that educational policies and politics that reward teacher mobility for moving out of these communities, work to disadvantage students. What is needed is a transformation in policies governing staff placements to establish alternatives that redefine the reward system for teachers in ways that permit these students to succeed.

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This body of data is the result of an investigation into the effect of grain boundary movement on the characteristics of substructure development in an austenitic Ni-30%Fe model alloy within the DRX regime. Different thermo-mechanical processing routes were employed to produce a range of DRX grain sizes at a given deformation temperature. The development of dislocation substructure was investigated using electron back-scattered diffraction (EBSD) in conjunction with transmission electron microscopy (TEM).

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The field of cultural development in local government is relatively new, with most councils only having dedicated staff or teams within the last ten to fifteen years. Challenges are associated with that newness in the areas of planning, goal setting and formal evaluation of achievements in relation to goals. How can the best decisions be made about what is needed? How can the outcomes of that work be evaluated? What should be measured and how? This paper explores these challenges and presents some solutions. Program Logic is introduced as a methodology for effective planning and evaluation of cultural development work in local government. The need for both performance and outcome evaluation of cultural development work is discussed, as are the levels of evaluation required; considering the contribution of individual workers, departments, whole of council and the overall community outcomes. Factors beyond the influence of local government, which impact the outcomes of arts initiatives, are also considered in arguing that more sophisticated evaluation processes are required.

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Context: Serum 25-hydroxyvitamin D [25(OH)D] concentration has been inversely associated with the prevalence of metabolic syndrome (MetS), but the relationship between 25(OH)D and incident MetS remains unclear.

Objective: We evaluated the prospective association between 25(OH)D, MetS, and its components in a large population-based cohort of adults aged 25 yr or older.

Design: We used baseline (1999–2000) and 5-yr follow-up data of the Australian Diabetes, Obesity, and Lifestyle Study (AusDiab).

Participants: Of the 11,247 adults evaluated at baseline, 6,537 returned for follow-up. We studied those without MetS at baseline and with complete data (n = 4164; mean age 50 yr; 58% women; 92% Europids).

Outcome Measures: We report the associations between baseline 25(OH)D and 5-yr MetS incidence and its components, adjusted for age, sex, ethnicity, season, latitude, smoking, family history of type 2 diabetes, physical activity, education, kidney function, waist circumference (WC), and baseline MetS components.

Results: A total of 528 incident cases (12.7%) of MetS developed over 5 yr. Compared with those in the highest quintile of 25(OH)D (≥34 ng/ml), MetS risk was significantly higher in people with 25(OH)D in the first (<18 ng/ml) and second (18–23 ng/ml) quintiles; odds ratio (95% confidence interval) = 1.41 (1.02–1.95) and 1.74 (1.28–2.37), respectively. Serum 25(OH)D was inversely associated with 5-yr WC (P < 0.001), triglycerides (P < 0.01), fasting glucose (P < 0.01), and homeostasis model assessment for insulin resistance (P < 0.001) but not with 2-h plasma glucose (P = 0.29), high-density lipoprotein cholesterol (P = 0.70), or blood pressure (P = 0.46).

Conclusions: In Australian adults, lower 25(OH)D concentrations were associated with increased MetS risk and higher WC, serum triglyceride, fasting glucose, and insulin resistance at 5 yr. Vitamin D supplementation studies are required to establish whether the link between vitamin D deficiency and MetS is causal.