109 resultados para Ownership of Values


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The aim of this chapter is to establish values as a key component of science and environmental education, consistent with the troika framework, and to explore the implications of this for teacher education. In the chapter, we review research that has increasingly placed values at the centre of the process of learning science, and central also in framing students' responses to school science. We then present findings from three projects that explore the relationship of values to teaching and learning science: first, an exploration of the pedagogies of effective teachers of science; second,an environmental education project in which students explore science and sustainability ideas in the context of a community exchange program in Mexico and Alaska; and, third, a teachcr education initiative focused on place-based education. In the chapter, we argue that learning science and engaging with the environment entails pedagogies that link conceptual learning, values and community.

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This paper aims to offer an evaluation of Australia's National Framework for Values Education in terms of its educative value. The criteria to be employed in this evaluation shall be drawn primarily from the works of UNESCO and John Dewey. In addition to a re-evaluation of values, consideration will also be given to how individual learners are being prepared to participate democratically in the quest for world peace. It will therefore be necessary to determine whether the Australian framework promotes the potential for democratic participation through inquiry or whether through schooling its overtly nationalistic agenda actually stifles the capacity of persons to participate in a pursuit for global understandings and world peace.

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The maximum potential potential alignment between business and IT is constrained by the mutually interacting factors of communications, shared understanding, trust, use of an appropriately scaled project and risk management methodology, distributed business ownership of all its processes and a pervasive IT ownership of every technology-enables business process.

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Truly collaborative research partnerships between universities and schools are seldom commonplace (Potter, 2001). Many schools – particularly those in disadvantaged communities – have long histories of being involved in research yet few see themselves with real investment in, ownership of and/or benefiting from the experience. In this chapter we discuss research conceived with more mutually beneficial researcher-researched relations, cognisant of the ‘importance of respecting and ultimately giving more than we take to the communities we research’ (Schultz, 2001, p. 1). The research involved teachers’, parents’ and students’ engagement with schooling in a secondary school in regional Australia. Rather than conducting the research on others, we attempted to craft our project with them. Michelle Fine (1994) argues that a decision to work with those we once might have written about or for, necessarily changes our work, making it both more ethical and more explicitly connected to struggles for social justice. This chapter draws on the voices of the teachers, parents and students we worked with and alongside during the research to explore the ethics and politics of such an approach.

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Being an academic in universities today is characterised by change and increasing complexity in response to a multitude of factors impacting on the university sector. Among the consequences of such changes are that many academics, and academic leaders in particular, are subjected to both increasing stress and scrutiny in many of the decisions they make. Some of these decisions require critical choices that involve contestation of values (including personal, professional, institutional, and community), resulting in ethical dilemmas for the decision makers. This article reports on an exploratory study into ethical dilemmas faced by middle-level academic leaders, drawing on the results of an on-line survey distributed to relevant academics in three universities in Australia. Here, middle-level academic leaders are defined as those holding course coordination roles, locating them between senior university staff and other academics on the one hand, and students on the other hand. As a consequence, these diverse groups of staff and students potentially have an array of conflicting interests in, and expectations on, middle-level academics’ decision-making processes. The findings of the study are clear: ethical dilemmas are evident, and commonly so, for many middle-level academic leaders. While exploratory in nature, the findings of this study suggest that much more attention to ethics and ethical dilemmas is needed in our universities.

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Background: Primary hemiarthroplasty of the shoulder is used to treat complex proximal humeral fractures, although the reported functional results following this method of treatment have varied widely. The aim of this study was to prospectively assess the prosthetic survival and functional outcomes in a large series of patients treated with shoulder hemiarthroplasty for a proximal humeral fracture. By determining the factors that affected the outcome, we also aimed to produce models that could be used clinically to estimate the functional outcome at one year following surgery.

Methods: A thirteen-year observational cohort study of 163 consecutive patients treated with hemiarthroplasty for a proximal humeral fracture was performed. Twenty-five patients died or were lost to follow-up in the first year after treatment, leaving 138 patients who had assessment of shoulder function with use of the modified Constant score at one year postinjury.

Results: The overall rate of prosthetic survival was 96.9% at one year, 95.3% at five years, and 93.9% at ten years. The overall median modified Constant score was 64 points at one year, with a typically good score for pain relief (median, 15 points) and poorer scores, with a greater scatter of values, for function (median, 12 points), range of motion (median, 24 points), and muscle power (median, 14 points). Of the factors that were assessed immediately after the injury, only patient age, the presence of a neurological deficit, tobacco usage, and alcohol consumption were significantly predictive of the one-year Constant score (p < 0.05). Of the factors that were assessed at six weeks postinjury, those that predicted the one-year Constant score included the age of the patient, the presence of a persistent neurological deficit, the need for an early reoperation, the degree of displacement of the prosthetic head from the central axis of the glenoid seen radiographically, and the degree of displacement of the tuberosities seen radiographically.

Conclusions: Primary shoulder hemiarthroplasty performed for the treatment of a proximal humeral fracture in medically fit and cooperative adults is associated with satisfactory prosthetic survival at an average of 6.3 years. Although the shoulder is usually free of pain following this procedure, the overall functional result, in terms of range of motion, function, and power, at one year varies. A good functional outcome can be anticipated for a younger individual who has no preoperative neurological deficit, no postoperative complications, and a satisfactory radiographic appearance of the shoulder at six weeks. The results are poorer in the larger group of elderly patients who undergo this procedure, especially if they have a neurological deficit, a postoperative complication requiring a reoperation, or an eccentrically located prosthesis with retracted tuberosities.

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Objective

Hyponatraemia is a serious adverse event commonly reported in elderly people treated with serotonergic antidepressants. The mechanism, incidence and risk factors for antidepressant induced hyponatraemia are not fully understood.

Method:
In a retrospective chart analysis, depressed patients aged >63 years were investigated for change in serum sodium levels between two time points, separated by a median period of 45.5 days, with the first specimen taken prior to treatment. Patients were grouped into three cohorts; treated with an SSRI or SNRI (n=77), treated with an antidepressant other than an SSRI or SNRI (n=54) and not treated with an antidepressant (n=128).

Results:
For change in sodium level between measurements and total number of patients with hyponatraemia, there was no significant difference between cohorts. However, the rate of reduction of serum sodium levels between time points was significantly greater for SSRI and SNRI treated patients (p<0.001) and patients treated with other antidepressants (p=0.03) compared to patients not treated with antidepressants. Moreover, the distribution of values of change in serum sodium was skewed towards reduced serum sodium in patients treated with SSRI or SNRIs (skew -0.43) and patients treated with other antidepressants (skew -0.09) but not for patients without antidepressants (skew 0.25).

Conclusions:
These data suggest that antidepressant treatment is associated with hyponatraemia affecting a subgroup of individuals only. Generalised linear modelling showed that the risk of hyponatraemia increases with increased age, female gender, and particularly the antidepressant agents sertraline and escitalopram. The findings are of clinical significance as they demonstrate that hyponatraemia can occur rapidly with antidepressants, and SSRI/SNRI medications induce more rapid changes. They support the use of electrolyte monitoring early in antidepressant treatment in patients receiving antidepressants.

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 This study tests a number of theoretical predictions based on subjective wellbeing (SWB) Homeostasis Theory. This theory proposes that SWB is actively maintained and defended within a narrow, positive range of values around a 'set-point' for each person. Due to homeostatic control, it is predicted to be very difficult to substantially increase SWB in samples operating normally within their set-point-range. However, under conditions of homeostatic defeat, where SWB is lower than normal, successful interventions should be accompanied by a substantial increase as each person's SWB returns to lie within its normal range of values. This study tests these propositions using a sample of 4,243 participants in an Australian Federal Government Program for 'at-risk' adolescents. SWB was measured using the Personal Wellbeing Index and results are converted to a metric ranging from 0 to 100 points. The sample was divided into three sub-groups as 0-50, 51-69, and 70+ points. The theoretical prediction was confirmed. The largest post-intervention increase in SWB was in the 0-50 group and lowest in the 70+ group. However, a small increase in SWB was observed in the normal group, which was significant due to the large sample size. The implications of these findings for governments, schools and policy makers are discussed.

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Despite its increasing incidence and high conferred risk to women and their children, gestational diabetes mellitus (GDM) is managed inconsistently during and after pregnancy due to an absence of a systemic approach to managing these women. New guidelines for GDM testing and diagnosis are based on stronger evidence, but raise concerns about increased workloads and confusion in a landscape of multiple, conflicting guidelines. Postnatal care and long-term preventive measures are particularly fragmented, with no professional group taking responsibility for this crucial role. Clearer guidelines and assistance from existing frameworks, such as the National Gestational Diabetes Register, could enable general practitioners to take ownership of the management of women at risk of type 2 diabetes following GDM, applying the principles of chronic disease management long term.

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This examination of the gaps and ambiguities linked to Cantrills Filmnotes (CF), an Australian publication on experimental film, offers a case study on the production and ownership of Pierre Bourdieu’s 'cultural capital' in film art at the margins, witnessed first-hand. CF emerged at the intersection between the street and the academy, spanning that period from the 70s till its abandonment in 2000 during which, it is argued here, it migrated from the former to the latter. This examination surveils, in retrospect, for whose benefit was the magazine's accumulation of power, status and prestige exercised, in whose service was it exacted? CF’s manifesto-like editorial rhetoric was often directed at perceived shortcomings of those institutions servicing film art in Australia. What is revealed when such a critical eye focuses on the production of Cantrills Filmnotes (CF) itself? CF's cultural production has a further dimension of both taking on and taking place inside a colonial mind-set, a cultural cringe often the subject of editorial commentary, elucidating a practice residing at the geographic margins of a marginal arts practice. The founders and editors of CF, the married couple Corinne and Arthur Cantrill both suffered and benefited from CF’s impact on this international field of art production.

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In the RFID system a tag is attached to an object which might own by a number of people during its life cycle. As a result, the RFID system requires to transfer ownership of the tag. The ownership transfer has to protect privacy of current and new owner. There are number of ownership transfer protocol proposed to achieve secure ownership transfer. However, most of them are impractical or insecure to implement on current passive RFID tags. We are presenting an ownership transfer protocol using timer based shared secret for closed loop RFID systems. The protocol will ensure security and privacy of involved parties in the idle circumstances. Our comparison shows that the proposed protocol is more secure and practical than existing similar ones.

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Understanding subjective wellbeing (SWB) at the population level has major implications for governments and policy makers concerned with enhancing the life quality of citizens. The Personal Wellbeing Index (PWI) is a measure of SWB with theoretical and empirical credentials. Homeostasis theory offers an explanation for the nature of SWB data, including the distribution of scores, maintenance and change over time. According to this theory, under normal conditions, the dominant constituent of SWB is Homeostatically Protected Mood (HPMood), which is held within a genetically determined range of values around a set-point. However, in extreme circumstances (e.g., financial hardship, chronic illness), HPMood may dissociate from SWB, as cognitive/emotional reactions to the cause of homeostatic challenge assume control over SWB. This study investigates two groups as people scoring in the positive range for SWB and people who are likely to be experiencing homeostatic defeat/challenge. We test whether the reduced influence of HPMood on SWB due to homeostatic defeat has implications for the validity of SWB measurement. Participants were 45,192 adults (52 % female), with a mean age of 48.88 years (SD = 17.35 years), who participated in the first 23 surveys of the Australian Unity Wellbeing Index over the years 2001–2010. Multiple regression analysis, multiple group confirmatory factor analysis, and Rasch modelling techniques were used to evaluate the psychometric performance of the PWI across the two groups. Results show that while the PWI functioned as intended for the normal group, SWB in the challenged group was lower across all PWI domains, more variable, and the domain scores lacked the strength of inter-correlation observed in the normal, comparison group. These changes are consistent with predictions based on homeostasis theory and one major implication of the findings is that SWB measures may not function equivalently across the entire spectrum of possible domain satisfaction scores.

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In RFID system a tag is attached to an object which might own by a number of owners during its life time. This requires the RFID system to transfer ownership of the tag to its new owner. The ownership transfer has to protect privacy of current and new owner. Many ownership tag ownership transfer exists in the literature, however, most of them are impractical or insecure to implement on current passive RFID tags. We are proposing a timer based ownership transfer protocol for closed loop RFID systems. The proposal in this paper includes two implement scenario to cover diverse tags type. The protocol will ensure security and privacy of involved parties in the idle circumstances. Our comparison shows that the proposed protocol is more secure and practical than existing similar ones.

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ABSTRACT : This study sought to integrate perceived and built environmental and individual factors into the Theory of Planned Behavior (TPB) model to better understand adolescents' physical activity.

METHODS: Participants (n = 110) aged 12 to 17 years (M = 14.6 +/- 1.55) were recruited from two large metropolitan high schools in Auckland, New Zealand, were included in the analysis. Participants completed measures of the revised TPB and the perceived environment. Individual factors such as ethnicity and level of deprivation were also collected. Geographical Information Systems (GIS) software was used to measure the physical environment (walkability, access to physical activity facilities). Physical activity was assessed using the ActiGraph accelerometer and the Physical Activity Questionnaire for Adolescents (PAQ-A). Data from the various sources were combined to develop an integrated model integrated for statistical analysis using structural equation modeling.

RESULTS: The TPB model variables (intention and perceived behavioral control) explained 43% of the variance of PAQ-A. Unique and individual contributions were made by intention and PBC and home ownership of home equipment. The model explained 13% of time spent in moderate and vigorous physical activity (Actigraph). Unique and individual contribution was made by intention.

CONCLUSION: Social cognitive variables were better predictors of both subjective and objective physical activity compared to perceived environmental and built environment factors. Implications of these findings are discussed.

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This article reflects on a dance improvisation project in which the foundational relationship of the Mover Witness Dyad (MWD), the private exchange between mover and witness (and more commonly known as Authentic Movement) became an ethical and physical paradigm for an improvised performance. The untitled performance (conceived by Shaun McLeod and danced by Olivia Millard, Peter Fraser, Jason Marchant, Sophia Cowen and Shaun McLeod) took place over three nights in Melbourne in November 2014. It was specifically informed by the experiences, observations and questions drawn from an extensive studio practice of the MWD by the dancers. The practice of the MWD is a therapeutic relationship between contemplative mover and attentive witness. Falling within the wider field of Dance Movement Therapy, the MWD has uses as a therapeutic aid, in personal development and also as a context for exploring dance improvisation. An important feature of the MWD is that attention, in whatever manifestation, is directed inwardly and is engaged bodily. The form parallels dance improvisation in its emphasis on open, exploratory movement, which is grounded in the particular sensibility each individual brings to embodiment. Never intended as a performance practice, the MWD has nonetheless been used by dancers as a method for investigating dancing and towards informing or generating performance content. This project threw up considerations of values; in this case values associated with audience participation and the ethics of ‘witnessing’ improvised dance.