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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
141

A adoção de software livre na USP: um estudo de caso / The adoption of open source software at the University of Sao Paulo: a case study

Humes, Leila Lage 30 September 2004 (has links)
O objetivo deste trabalho é estudar o processo de adoção do Software Livre na Universidade de São Paulo. É de especial interesse o estudo dos aspectos culturais e organizacionais que contribuíram para a adoção do Software Livre entre os administradores de sistemas. O estudo de adoção, não se limitou à adoção individual, mas se estendeu à adoção organizacional uma vez que a adoção de inovações tecnológicas em organizações difere de modo especial da adoção individual. A adoção organizacional aborda aspectos como a extensão do uso da inovação e, o quão profundamente o uso da tecnologia altera processos, estruturas e cultura organizacional. O fenômeno de adoção na Universidade revela-se particularmente importante por ter se tratado da adoção de uma nova tecnologia, em grande escala e bem-sucedida. Esta pesquisa estuda quais são os fatores condicionantes e os que favoreceram a adoção da nova tecnologia, bem como o contexto social e cultural desta adoção em diferentes Unidades da USP. / The objective of this work is to study the adoption of Free Software in the University of São Paulo. It is of special interest the study of the cultural and organizational aspects that contributed to the adoption of the Free Software among the systems administrators. The adoption study, was not limited to the individual adoption, but it extended to the organizational adoption once the adoption of technological innovations in organizations differs in special ways from the individual adoption. The organizational adoption examines aspects as the extension of the use of the innovation and, how deeply the use of the technology affects processes, structures and organizational culture. The adoption phenomenon in the University is particularly important for having it been a voluntary adoption of a new technology, in great scale and well succeeded. This research studies which factors restricted or favored the adoption of the new technology, as well as the social and cultural context of this adoption in different Units of USP
142

Learning to Become: An Exploration of Transformative Faculty Development

Wilkins, Elizabeth 01 December 2015 (has links)
This multi-article dissertation explores the experience of becoming a professor who effectively facilitates students' identity formation. While the growing body of literature on student transformation suggests that faculty must transform themselves to authentically invite change in others, little research has been done on helping professors become mentors who facilitate students' movement toward their potential for meaningful contribution. To address this gap, this dissertation suggests a framework to facilitate transformative faculty development based on a review of the literature on learning as a process of becoming (Article #1). The major components of this framework are (a) facilitating meaningful engagement in communities of practice, (b) inviting community members to take on new responsibilities, and (c) construing learning as a process of identity development. I also propose several interventions in each of these areas that may increase the likelihood that professors will engage in transformational learning practices. This dissertation also explores the identity development of faculty who invite transformation in their students through narrative case studies of professors' transformative learning experiences (Article #2). Through a series of semi-structured interviews with highly rated faculty at various career stages—one from the humanities, one from the social sciences, and one from the natural sciences—we examined six turning points our participants' identified as pivotal in becoming the kind of mentor who helps create transformative experiences for others. The findings of this study suggest that transformative faculty formation is a process of moral becoming that occurs as professors take purposive stands in their communities of practice. Cross-case themes also suggest that transformative learning is most effectively invited through relational activities that are meaningful, authentic, and altruistic.
143

Action Research Communities of Practice: Building Novice Teacher Self-Efficacy

January 2019 (has links)
abstract: Student teachers in their final year of college preparation enter a profession that is facing a severe shortage and an alarming rate of attrition. Novice teachers, those with five or fewer years of experience, are faced with myriad challenges that makes retention a problem for the colleges preparing them, the school districts that hire them, and the students that need them in their classrooms. This mixed methods action research study investigated an innovation designed to build student teacher self-efficacy. The expectation was it would increase the likelihood that new graduates would stay in the profession. The innovation taught student teachers to conduct action research within communities of practice. The Concerns-Based Adoption Model was used to monitor their progress. It involved two phases. The first phase measured student teacher self-efficacy prior to and following the innovation, and the second phase measured self-efficacy of former graduates, novice teachers, who had graduated from the preparation same program. Both populations were interviewed to elaborate on the self-efficacy data. Results suggested that student teachers who conducted action research within communities of practice showed a significant increase in self-efficacy. Specifically, the structure of action research guiding their collaborative efforts at problem-solving played a substantial role in increasing their confidence to face their future classroom challenges. The study also found that novice teachers who had performed the same action research within communities of practice retained a higher level of self-efficacy in their first five years of practice. / Dissertation/Thesis / Doctoral Dissertation Educational Leadership and Policy Studies 2019
144

VARIATION OF NATIVE AMERICAN CERAMICS IN THE BIG BEND REGION OF THE LOWER OCMULGEE RIVER VALLEY, GEORGIA, AD 1540 TO AD 1715

Hensler, Rachel Paige 01 January 2018 (has links)
Studies of European colonialism in the Western Hemisphere have shifted focus from areas of direct European/Native American contact, to investigate Native American groups outside of direct European contact. During Spanish colonization of the Southeastern United States (AD 1520 to AD 1715), the Big Bend region of the Ocmulgee River Valley, in Georgia, located about 160 kilometers from Spanish occupied coast, was inhabited by a Native American polity from the Late Prehistoric into the Mission period. This location is ideal for studying indirect contact. Changes in ceramic production can be used to identify changes in Native American interaction through time. Attributes from ceramics at five sites were recorded, totaling 3,231 sherds. Analysis demonstrates that richness of paste recipes and presence of ceremonial vessels declined, suggesting that regional gatherings declined. Design analysis suggests that interaction with a large variety of Native American groups from outside of the region declined, while interaction with coastal Native American groups in the purview of Spanish colonization increased. This demonstrates that changes to Native American society after European contact were not just the result of interaction with European traditions and technologies, but also the result of changing interaction with Native American groups.
145

BUILDING TEACHER EFFICACY: CHALLENGES OF CREATING COMMUNITIES OF PRACTICE AMONG NEW TEACHERS AND VETERAN TEACHERS IN A TOXIC WORK ENVIRONMENT

Lail, J 01 January 2018 (has links)
Recently, changes in graduation requirements in some states have made it more important than ever for students to be literate in all content areas. State assessments not only measure student academic ability, but they are a necessary component of graduation from high school. After completing required courses, students are expected to take assessments covering the content of those courses. In order to safely meet the graduation requirement, students must score at least 3 points per assessment on a 5-point scale. This has proven difficult for over 50% of students expecting to graduate. Students at Midwestern-American High School (MAHS) have been struggling to achieve the required minimum scores on the state achievement assessments, as have many others in the region. A review of the report card data for MAHS reveals the area of greatest need (i.e. category of lowest performance) is in science. Research suggests a leading cause for these struggles is waning teacher efficacy and lack of ability to build capacity in staff members due to high mobility in teacher populations, especially in urban communities serving high-poverty and minority populations. For these reasons, it is necessary for leaders to have the skill to quickly build effective instructional teams. During the 2017-2018 schools year, I utilized the Community of Practice (CoP) framework to establish entities that align closely with the criteria of CoPs. I used mixed methods research throughout the bounded period (August 2017 – May 2018) to conduct the proposed study. Data sources included: meeting agendas and minutes, participant interviews, survey results and reflections on the action by researcher and participants. I used the information gathered from this study to continue or modify the action and/or propose new strategies for the capacity building of staff.
146

An Exploration of Identity Negotiation in Adult English Learners’ Communities of Practice

Rolander, Kathleen D 01 January 2018 (has links)
This study utilizes Lave and Wenger’s (1991) communities of practice (COP) model to explore how ELLs navigate their positions within and between their many language learning communities. Drawing on Norton’s (1995, 2013) work on ELLs’ identity negotiation and Wenger’s 1998 work on the reinforcing impacts of identities between multiple COPs, this study explores what adults consider to be their COPs, how they perceive themselves within and between them, and how past, current, and imagined or possible COPs impact each other. A constructivist, multiple case study design was used to focus on participants’ perceptions of their identity negotiation processes through their own narratives across three interviews and weekly audio-recorded self-reports. Eight adult ELLs participated in the study, and their narratives revealed the temporal and situational nature of their connections to past, present, and future identities as English learners, as professionals, and as members of their communities. They experienced persistent explicit and subtle barriers to participation in their COPs with native English speakers, including a range of linguistic gatekeeping strategies. The study revealed several themes of COP membership, in particular an identification with a larger, less concrete, immigrant group that lead the participants to focus their narratives and English-learning efforts on their ability to advocate for themselves and for other immigrants in the United States. Recommendations from the ELLs and the researcher are presented for a more holistic approach to adult ELL instruction that incorporates more of the multiple facets of ELLs’ learning trajectories in the target-language context.
147

Embracing innovation and gaining ‘ownership’ of the social studies exemplars: A classroom based study

Ramsbottom, Rosamund January 2007 (has links)
This research supports the on-going national research that has accompanied the development and implementation of the New Zealand Ministry of Education's social studies curriculum exemplars (2004). A social studies exemplar is a sample of authentic student work annotated to illustrate learning, achievement and quality in relation to levels 1- 5 of Social Studies in the New Zealand Curriculum (SSNZC, 1997). The aim of the research was to support teachers to implement the social studies curriculum exemplars in informed ways by encouraging and promoting the use of the social studies exemplars as models of quality social studies teaching. This small scale qualitative research was undertaken by a syndicate of four Years 5/6 teachers and the researcher. The four primary teachers assumed roles of teacher-researchers and worked together collegially with the researcher within a community of practice to co-construct the research process. The research involved incorporating aspects of the exemplars into their social studies programmes during 2006. The community of practice engaged in regular collegial conversations relating to the exemplars. Three of these narratives were taped semi-structured conversations captured in situ. Transcripts of student-teacher conversations were collected, analysed and commented upon to provide some information about student learning outcomes in relation to the exemplars. The notion of reciprocity underpinned this research, since it involved the researcher being willing to contribute to the research in return for the teachers' time and involvement in the study. The support and guidance provided by the researcher was provided as an outcome of her experience in teaching social studies for the School of Education. The research takes into account contemporary ideas about learning and teaching theory, as well as the nature of social studies pedagogy. It examines the implications of sociocultural processes for learning with its emphasis on interaction and collaborative learning iv environments. The research context and the methodology were informed by new understandings about the empowerment of teachers implementing their own professional development and conducting research into their own practice. This research makes a contribution to the field of social studies curriculum and wider professional contexts by informing pre-service teachers' understandings of the intent and use of the New Zealand Ministry of Education's social studies curriculum exemplars. Additionally, it supports in-service social studies professional development, illustrates processes around communities of practice and exemplifies social studies pedagogy.
148

Young children in the art gallery : excursions as induction to a community of practice

Fasoli, Lyn, n/a January 2002 (has links)
Learning in 'communities of practice' is a new way of describing and investigating how people learn and has not been applied extensively in research in early childhood or in art galleries. This thesis is a critical case study undertaken with preschool children as they prepared for, participated in and followed up a series of excursions to the National Gallery of Australia. The study explores and analyses children's induction into the practices of the art gallery and their negotiation of the meanings around these practices in the gallery and in their preschool. Children's engagement in practices is analysed using a sociocultural framework for learning called 'communities of practice' (Wenger, 1998) in combination with a multilevel analysis of the artefacts of practice derived from the philosophical writings of Wartofsky (1979). Multiple data sources included photographs of children, their drawings, tape recordings of their incidental talk and group discussions, and results of play activities as children participated in the practices of the art gallery and the preschool. Data was also collected through semi-structured interviews with gallery and preschool staff. In a study involving such young children, the use and juxtaposition of these multiple sources of data was important because it allowed for the inclusion and privileging of the material and non-verbal resources as well as verbal resources that children used as they engaged in practices. Outcomes of this research have been used to illuminate and problematise early childhood as a site for the intersection of multiple communities of practice. Learning to make sense of experience is portrayed as more than language-based 'scaffolding' and the representation of experience through child-centred play activity. The study provides a detailed descriptive account of children's learning and sees it as a fundamentally unpredictable and emergent process. It shows that relations of power are always a part of learning and can be seen through an analysis of the resources available to children, those they took up and were constrained by in the local situation and those they brought from other communities of practice. In this process, the children, as well as their teachers, were active negotiators. They participated in complying with community-constituted views of knowledge as well as shaping, resisting and contesting what counted as knowledge. This study makes a contribution to understanding children's learning in early childhood as fundamentally social, unpredictable, productive and transformative rather than individually constructed, stable, predetermined and representational of experience.
149

Gendered Talk in World of Warcraft

Kristensen, Madeleine January 2010 (has links)
<p>This essay is predominantly a qualitative piece of research by which I mean it is mainly based on my own observations and analysis of the material. To do this I will cover the theories of <em>communities of practice</em> together with gendered language and apply it to the community and language of the online game World of Warcraft.</p><p>Through using collected chat logs, I will analyse conversations held in World of Warcraft with a specific focus on gender and identity, I will then compare these to examples of face-to-face conversations. My analysis will draw on the works of theorists such as Holmes (2006), Sunderland and Litosseliti (2002), Eckert and McConnel-Ginet (1992) amongst others. This study will show that although Netspeak within World of Warcraft is written and not spoken, the strategies for creating gendered identities are not very different from real life discourse. The essay will be a general study of gendered language in a virtual community and will discover that there is an extremely nuanced language within the limited communication medium of <em>chat</em>, and lays the ground for more extensive research on the subject.</p>
150

Communities of practice or communities of discipline : managing deviations at the Øresund Bridge

Schenkel, Andrew January 2002 (has links)
Large infrastructure projects are seldom completed on time or on budget. Unlike many other projects of this type, the construction of the Øresund Bridge was considered to be a successful infrastructure project. Since no plan can foresee all events, deviations from plans arise, and these have to be managed as they appear during construction. How deviations are managed is of strategic importance. This dissertation investigates the ability of the contractor organization, constructing the Øresund Bridge, to manage deviations from prescribed requirements. Deviations can be detected and corrected through formal routines (ISO 9000, a quality standard), or informal groups (communities of practice). The findings show that deviations were managed through both communities of practice as well as through formal routines. The development of communities of practice was both impeded and enhanced by the built-in surveillance and disciplining processes embedded in ISO 9000, as well as the ability to communicate using rich media. The performance of the communities studied was variable, and moreover, it can be concluded that some communities of practice are more important than others. The implications of this dissertation is that when knowledge-based capability of managing deviations is included as a metric of project performance several actions could have been taken to enhance the management of deviations. / Diss. (sammanfattning) Stockholm : Handelshögskolan, 2002

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