91 resultados para nonlocal theories and models


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While social policy and planning documents are replete with ominous warnings about the cost of an ageing population, this article tells a different story about the productive and self-sustaining networks that exist among older women in the community who do craftwork. From our research conducted in Victoria, Australia during 2007–2008 we discovered a resilient and committed group of older women quietly and steadily contributing to community fundraising, building social networks, and providing learning opportunities to each other in diverse ways. Through our conversations with nine craftswomen we have been able to articulate clear links between the theory and models commonly espoused in the community development literature and the life-enriching practices used in organising informal community craft group activities. From our interviews with the older women we provide evidence of sustained participation, the generation of social capital, and the fostering of life-long learning. While none of the women we spoke to were trained in community development and did not use language commonly associated with feminist ideology, the relationship between the informal group work with principles of empowerment and self-efficacy were unmistakeable. We conclude with a discussion of the implications of our findings for critical social work practice.

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In many agent-based models theoretical and computational mechanisms are needed for model abstraction and design. However, it can be challenging to arrive at the appropriate mechanisms and models. This research on the interplay of ethical trust and social moral norms addresses that challenge via an analytical framework on the spread of moral norms, the modelling of social environment and the selection of spread mechanisms as applied to agent-based social simulation. We describe the mechanism alignment mapping, two forms of interaction modelling between the social environment and agents, and the results obtained from the simulation of our computational model. These results provide an insight into how the agent-based paradigm can be applied as a technique of investigation for normative moral processes in computational social sciences.

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In Citizen Voices Phillips, Carvalho and Doyle present a collection of articles exploring the meaning of “citizens” and their role as initiators of communication on science and as actors in formal public engagement exercises involved in science governance. Focusing on the dialogic process, the articles provide empirical insight into the effect of citizen voices on participatory decision-making and a range of related theories and methodologies.

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The period of interest for this report is the beginning of 2011 to the end of 2012. The period commenced when the Regional Network Leader of the Barwon South Network of schools in the Barwon South Region of the Department of Education and Early Childhood contacted the School of Education at Deakin University, Waurn Ponds Campus Geelong. The Regional Network Leader outlined a desire to engage with Deakin University to research a short-term-cycle model of school improvement to be implemented in the region. While the model was expected to be taken on by all schools in the region the research was limited to the 23 schools in the Barwon South Network with four schools to be investigated more closely for each of two years (2001 & 2012) – eight focus schools in total.

Many positive outcomes flowed from the implementation of short-term-cycle school improvement plans and their associated practices but there was wide variation in the nature and degrees of success and of the perception of the process. The research team asked the following questions of the data:

1. What aspects of the School Improvement Plan (SIP) approach were important for initiating and supporting worthwhile change?
2. What might we take from this, to provide guidance on how best to support change in teaching and learning processes in schools?

The School Improvement Plan (SIP) worked in a range of ways. At one level it was strongly focused on school leadership, and a need to improve principals’ capacity to initiate worthwhile teaching and learning processes in their schools. Underlying this intent, one might think an assumption is operation is that the leadership process involves top down decision-making and a willingness to hold staff accountable for the quality of their practice.

The second strong focus was on the translation into practice and the consequent effect on student learning, involving an emphasis on data and evidence led practice. Hence, along with the leadership focus there was a demand for the process of school improvement to reach down into students and classrooms. Thus, the SIP process inevitably involved a chain of decision-making by which student learning quality drove the intervention, and teachers responsible for this had a common view. The model therefore should not be seen as an intervention only on the principal, but rather on the school decision-making system and focus. Even though it was the principal receiving the SIP planning template, and reporting to the network, the reporting was required to include description of the operation of the school processes, of classroom processes, and of student learning. This of course placed significant constraints on principals, which may help explain the variation in responses and outcomes described above.

The findings from this study are based on multiple data sources: analysis of both open and closed survey questions which all teachers in the 23 schools in the network were invited to complete; interviews with principals, teachers and leaders in the eight case study schools; some interviews with students in the case study schools; and interviews with leaders who worked in the regional network office; and field notes from network meetings including the celebrations days. Celebrations days occurred each school term when groups of principals came together to share and celebrate the improvements and processes happening in their schools. Many of the themes emerging from the analysis of the different data sources were similar or overlapping, providing some confidence in the evidence-base for the findings.

The study, conducted over two years of data collection and analysis, has demonstrated a range of positive outcomes in at the case study schools relating to school communication and collaboration processes, professional learning of principals, leadership teams and classroom teachers. There was evidence in the survey responses and field notes from ‘celebration days’ that these outcomes were also represented in other schools in the network. The key points of change concerned the leadership processes of planning for improvement, and the rigorous attention to student data in framing teaching and learning processes. This latter point of change had the effect of basing SIP processes on a platform of evidence-based change. The research uncovered considerable anecdotal and observational evidence of improvements in student learning, in teacher accounts in interview, and presentations of student work. Interviews with students, although not as representative as the team would have liked, showed evidence of student awareness of learning goals, a key driver in the SIP improvement model. It was, however, not possible over this timescale to collect objective comparative evidence of enhanced learning outcomes.

A number of features of the short-term-cycle SIP were identified that supported positive change across the network. These were: 1) the support structures represented by the network leader and support personnel within schools, 2) the nature of the SIP model – focusing strongly on change leadership but within a collaborative structure that combined top-down and bottom-up elements, 3) the focus on data-led planning and implementation that helped drill down to explicit elements of classroom practice, and 4) the accountability regimes represented by network leader presence, and the celebration days in which principals became effectively accountable to their peers. We found that in the second year of the project, momentum was lost in the case study schools, as the network was dismantled. This raised issues also for the conduct of research in situations of systemic change.

Alongside the finding of evidence of positive outcomes in the case study schools overall, was the finding that the SIP processes and outcomes varied considerably across schools. A number of contextual factors were identified that led to this variation, including school histories of reform, principal management style, and school size and structure that made the short-term-cycle model unmanageable. In some cases there was overt resistance to the SIP model, at least in some part, and this led to an element of performativity in which the language of the SIP was conscripted to other purposes. The study found that even with functioning schools the SIP was understood differently and the processes performed differently, raising the question of whether in the study we are dealing with one SIP or many. The final take home message from the research is that schools are complex institutions, and models of school improvement need to involve both strong principled features, and flexibility in local application, if all schools’ interests in improving teaching and learning processes and outcomes are to be served.

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 Investigation parent and family factors associated with service use for adolescent emotional and behavioural problems, finding that parent problem recognition, sociodemographic variables, prior service use, and parental overcontrol were significantly associated with service use longitudinally. Predictors of parent problem perception were also identified, extending existing research and models.

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Precise and reliable modelling of polymerization reactor is challenging due to its complex reaction mechanism and non-linear nature. Researchers often make several assumptions when deriving theories and developing models for polymerization reactor. Therefore, traditional available models suffer from high prediction error. In contrast, data-driven modelling techniques provide a powerful framework to describe the dynamic behaviour of polymerization reactor. However, the traditional NN prediction performance is significantly dropped in the presence of polymerization process disturbances. Besides, uncertainty effects caused by disturbances present in reactor operation can be properly quantified through construction of prediction intervals (PIs) for model outputs. In this study, we propose and apply a PI-based neural network (PI-NN) model for the free radical polymerization system. This strategy avoids assumptions made in traditional modelling techniques for polymerization reactor system. Lower upper bound estimation (LUBE) method is used to develop PI-NN model for uncertainty quantification. To further improve the quality of model, a new method is proposed for aggregation of upper and lower bounds of PIs obtained from individual PI-NN models. Simulation results reveal that combined PI-NN performance is superior to those individual PI-NN models in terms of PI quality. Besides, constructed PIs are able to properly quantify effects of uncertainties in reactor operation, where these can be later used as part of the control process. © 2014 Taiwan Institute of Chemical Engineers.

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In the debate over English language teaching approaches and methods, the influence of examinations on classroom pedagogy and the nature of these examinations are critical considerations for teachers. In the Inner Mongolian context, as for all China, examinations reflect traditional conceptions of teaching and learning, classroom teaching conditions such as class sizes, and the English-as-a-foreign language setting. In this situation, decisions about classroom pedagogy and objectives and whether teaching focuses on test-taking rather than on the learning of language go to the core of teacher agency. In this paper we foreground the struggles and dilemmas experienced by English language teachers in Inner Mongolia in attempts to exercise agency amidst the instructional demands of an exam-oriented community, and a misalignment created by an exam remaining centered on discrete skills rather than students' proficiency in applying ranging uses of the language they are learning. These conditions are now located within New English Syllabus expectations are that teachers will implement their knowledge of educational theories and of current English teaching methodology to create opportunities for more broadly based learning and proficiency. © 2014 © 2014 Taylor & Francis.

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Mobile Teachers, Teacher Identity and International Schooling focuses on the increased mobility of teachers and curriculum and what it means for the expansion of international schooling. In the early 21st century, educational institutions have been transformed by technological innovation and global interconnectivity. The demographic, ideological, economic and cultural flows that integrate local and global interconnections have consequences for the ways in which educational policy, theories and practice can be understood and take place locally. The everyday lives of practitioners, parents and students; the institutions in which they are educated and work; and the sociocultural and ideological contexts in which they work, are all consequently changing. The manifestation of these changes – as evident in the work and lives of teachers within specific cultural contexts and education systems; in their implications for educational theory and methodology; and their consequences for policy, programs, practice and research in education – are the focus of this book.This book explores the mobility of curriculum, pedagogies, ideas and people that represent and mediate the impact of Global uneven flows and movements through, in, and for school education, and the concepts and practices which frame that transformation. The particular focus of the book is on how these flows inform the ways individuals negotiate their identities, cultures and languages in different national and educational contexts. Education systems and the educational experiences offered by schools are being reconfigured due to multiple pressures. What do these moves to mobilise and to work transnationally mean in terms of educational provision, possibilities and practice?

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 This thesis provided valuable data to better understand how migration relates to obesity trends. The research expanded the concepts and models of the impact of migration and acculturation on obesity by testing them in a population of Iranian immigrants to Australia.

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This paper draws on David Harvey’s theories of absolute and relational space in order to critique geographically bound school choices of the gentrified middle-class in the City of Melbourne, Australia. The paper relies on interviews with inner-city school choosers as generated by a longitudinal ethnographic school choice study. I argue that the participants construct their class-identity in relation to their geographical (or residential) positioning and this influences their schooling choices. In the light of this argument, I theorise geo-identity in thinking about how geographies inform and instruct identity and choice. This paper contributes by offering a focused analysis of Harvey’s spatial theories and class-identity in processes of choice.

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OBJECTIVE: To define the role of social theory and examine how research studies using qualitative methods can use social theory to generalize their results beyond the setting of the study or to other social groups. APPROACH: The assumptions underlying public health research using qualitative methods derive from a range of social theories that include conflict theory, structural functionalism, symbolic interactionism, the sociology of knowledge and feminism. Depending on the research problem, these and other social theories provide conceptual tools and models for constructing a suitable research framework, and for collecting and analysing data. In combination with the substantive health literature, the theoretical literature provides the conceptual bridge that links the conclusions of the study to other social groups and settings. CONCLUSION: While descriptive studies using qualitative research methods can generate important insights into social experience, the use of social theory in the construction and conduct of research enables researchers to extrapolate their findings to settings and groups broader than the ones in which the research was conducted.

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OBJECTIVE: Person-centred care [PCC] can engage people in living well with a chronic condition. However, translating PCC into practice is challenging. We aimed to compare the translational potentials of three approaches: motivational interviewing [MI], illness integration support [IIS] and guided self-determination [GSD]. METHODS: Comparative analysis included eight components: (1) philosophical origin; (2) development in original clinical setting; (3) theoretical underpinnings; (4) overarching goal and supportive processes; (5) general principles, strategies or tools for engaging peoples; (6) health care professionals' background and training; (7) fidelity assessment; (8) reported effects. RESULTS: Although all approaches promoted autonomous motivation, they differed in other ways. Their original settings explain why IIS and GSD strive for life-illness integration, whereas MI focuses on managing ambivalence. IIS and GSD were based on grounded theories, and MI was intuitively developed. All apply processes and strategies to advance professionals' communication skills and engagement; GSD includes context-specific reflection sheets. All offer training programs; MI and GSD include fidelity tools. CONCLUSION: Each approach has a primary application: MI, when ambivalence threatens positive change; IIS, when integrating newly diagnosed chronic conditions; and GSD, when problem solving is difficult, or deadlocked. PRACTICE IMPLICATIONS: Professionals must critically consider the context in their choice of approach.

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Drawing on contemporary critical social theories and diverse methodologies, A Critical Youth Studies for the 21st Century explores the educational, employment, cultural and embodied issues that confront young people, and those who work with ...

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More than half of the world’s population now live in urban areas, and cities provide the setting for contemporary challenges such as population growth, mass tourism and unequal access to socio-economic opportunities. Urban Heritage, Development and Sustainability examines the impact of these issues on urban heritage, considering innovative approaches to managing developmental pressures and focusing on how taking an ethical, inclusive and holistic approach to urban planning and heritage conservation may create a stronger basis for the sustainable growth of cities in the future.This volume is a timely analysis of current theories and practises in urban heritage, with particular reference to the conflict between, and potential reconciliation of, conservation and development goals.

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Scientific workflow offers a framework for cooperation between remote and shared resources on a grid computing environment (GCE) for scientific discovery. One major function of scientific workflow is to schedule a collection of computational subtasks in well-defined orders for efficient outputs by estimating task duration at runtime. In this paper, we propose a novel time computation model based on algorithm complexity (termed as TCMAC model) for high-level data intensive scientific workflow design. The proposed model schedules the subtasks based on their durations and the complexities of participant algorithms. Characterized by utilization of task duration computation function for time efficiency, the TCMAC model has three features for a full-aspect scientific workflow including both dataflow and control-flow: (1) provides flexible and reusable task duration functions in GCE;(2) facilitates better parallelism in iteration structures for providing more precise task durations;and (3) accommodates dynamic task durations for rescheduling in selective structures of control flow. We will also present theories and examples in scientific workflows to show the efficiency of the TCMAC model, especially for control-flow. Copyright©2009 John Wiley & Sons, Ltd.