383 research outputs found

    Systematically identifying relevant research: Case study on child protection social workers’ resilience

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    Context: The development of a consolidated knowledge base for social work requires rigorous approaches to identifying relevant research. Method: The quality of 10 databases and a web search engine were appraised by systematically searching for research articles on resilience and burnout in child protection social workers. Results: Applied Social Sciences Index and Abstracts, Social Services Abstracts and Social Sciences Citation Index (SSCI) had greatest sensitivity, each retrieving more than double than any other database. PsycINFO and Cumulative Index to Nursing and Allied Health (CINAHL) had highest precision. Google Scholar had modest sensitivity and good precision in relation to the first 100 items. SSCI, Google Scholar, Medline, and CINAHL retrieved the highest number of hits not retrieved by any other database. Conclusion: A range of databases is required for even modestly comprehensive searching. Advanced database searching methods are being developed but the profession requires greater standardization of terminology to assist in information retrieval. </jats:p

    Open educational practice and preservice teacher education: understanding past practice and future possibilities

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    ‘Open’ is a commonly applied descriptor for a variety of educational initiatives but its meaning and implications vary widely. This paper reviews some more recent understandings of ‘open’ in Education and what that could mean for teacher education. Frameworks for understanding Open Educational Practice are reviewed, and past and present practices used in example teacher education courses are evaluated against these frameworks to develop understandings of how selected practices match the characteristics of openness. Directions for future development of open educational practice in teacher education are proposed

    Rapport final du project Chaque Prof sur l'éducation inclusive des personnes LGBTQ dans les écoles de la maternelle à la douziÚme année au Canada

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    Ce rapport prĂ©sente les rĂ©sultats du sondage en ligne effectuĂ© dans le cadre du projet Chaque prof sur les perceptions et les expĂ©riences des Ă©ducatrices et Ă©ducateurs canadiens de la maternelle Ă  la 12e annĂ©e en matiĂšre d’« Ă©ducation inclusive des personnes LGBTQ ». Le sondage englobait les programmes d’études, les politiques et les pratiques comportant de l’information positive et exacte sur les personnes lesbiennes, gaies, bisexuelles, transgenres, bispirituelles et queers (ou allosexuelles), ainsi que les questions et enjeux reliĂ©s Ă  la diversitĂ© sexuelle et de genre (aussi appelĂ©e « Ă©ducation inclusive de la diversitĂ© sexuelle et de genre »). Ce type d’éducation est axĂ© sur l’inclusion d’élĂšves qui, autrement, seraient marginalisĂ©s dans des milieux scolaires habituellement hostiles aux Ă©lĂšves lesbiennes, gais, bisexuels, transgenres, bispirituels, queers ou en questionnement quant Ă  leur orientation sexuelle ou leur identitĂ© de genre (LGBTQ), ou encore, aux Ă©lĂšves ayant des parents, des amis ou d’autres proches LGBTQ, ainsi qu’aux Ă©lĂšves hĂ©tĂ©rosexuels cisgenres pouvant ĂȘtre affectĂ©s directement ou indirectement par l’homophobie, la biphobie ou la transphobie. Le sondage a Ă©tĂ© menĂ© auprĂšs de milliers d’éducatrices et d’éducateurs au cours de l’annĂ©e scolaire qui s’est terminĂ©e en juin 2013. La phase du projet portant sur les entrevues et les groupes de discussion du projet Chaque prof fera l’objet d’un rapport en 2016."Nous tenons Ă  souligner l’appui financier que nous avons reçu du Conseil de recherches en sciences humaines du Canada (subvention ordinaire de recherche de trois ans no 410-2011— 0845, concours 2010), de la Manitoba Teachers’ Society, de l’UniversitĂ© de Winnipeg et du Legal Research Institute de l’UniversitĂ© du Manitoba. Nous avons Ă©galement reçu l’appui et des conseils du Fonds Égale Canada pour les droits de la personne, qui avait Ă©galement financĂ© le premier Sondage sur le climat national sur l’homophobie, la biphobie et la transphobie dans les Ă©coles canadiennes. Nous remercions sa directrice Helen Kennedy, son directeur de la recherche, de la politique et du dĂ©veloppement, Ryan Dyck, les membres du ComitĂ© de l’éducation Joan Beecroft, Jane Bouey et Miriam Greenblatt, ainsi que sa prĂ©sidente, Sue Rose.

    The Every Teacher Project on LGBTQ-inclusive Education in Canada's K-12 Schools: Final Report

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    This report presents the results of the online survey phase of the “Every Teacher Project” on Canadian K-12 educators’ perceptions and experiences of “LGBTQ-inclusive” education, including curriculum, policies, and practices that include positive and accurate information about lesbian, gay, bisexual, transgender, Two Spirit, and queer people as well as issues related to gender and sexual diversity (also known as GSD-inclusive education). This type of education is inclusive of students who would otherwise be marginalized by school climates that are typically hostile to lesbian, gay, bisexual, transgender, Two Spirit, or queer students, or students questioning their sexual orientation or gender identity (LGBTQ); to students who have LGBTQ parents, friends or other loved ones; and to cisgender heterosexual (CH) students who can also be directly or indirectly affected by homophobia, biphobia, and transphobia. The project surveyed thousands of educators in the school year ending June 2013. We will report on the focus group phase of the Every Teacher Project in 2016."We ... acknowledge the financial support of the Social Sciences and Humanities Research Council of Canada (through a three-year Standard Research Grant, 2010 competition, #410-2011-0845), and of The Manitoba Teachers’ Society, The University of Winnipeg, and the Legal Research Institute at the University of Manitoba. Egale Canada Human Rights Trust, which funded the First National Climate Survey on Homophobia, Biphobia and Transphobia, has also supported and advised the Every Teacher Project; many thanks to Executive Director Helen Kennedy, Director of Research Policy and Development Ryan Dyck, and Education Committee members Joan Beecroft, Jane Bouey, Miriam Greenblatt, and chair Sue Rose.

    Next-Generation Evaporative Cooling Systems for the Advanced Extravehicular Mobility Unit Portable Life Support System

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    The development of the Advanced Extravehicular Mobility Unit (AEMU) Portable Life Support System (PLSS) is currently underway at NASA Johnson Space Center. The AEMU PLSS features two new evaporative cooling systems, the Reduced Volume Prototype Spacesuit Water Membrane Evaporator (RVP SWME), and the Auxiliary Cooling Loop (ACL). The RVP SWME is the third generation of hollow fiber SWME hardware, and like its predecessors, RVP SWME provides nominal crewmember and electronics cooling by flowing water through porous hollow fibers. Water vapor escapes through the hollow fiber pores, thereby cooling the liquid water that remains inside of the fibers. This cooled water is then recirculated to remove heat from the crewmember and PLSS electronics. Major design improvements, including a 36% reduction in volume, reduced weight, and more flight like back-pressure valve, facilitate the packaging of RVP SWME in the AEMU PLSS envelope. In addition to the RVP SWME, the Auxiliary Cooling Loop (ACL), was developed for contingency crewmember cooling. The ACL is a completely redundant, independent cooling system that consists of a small evaporative cooler--the Mini Membrane Evaporator (Mini-ME), independent pump, independent feed-water assembly and independent Liquid Cooling Garment (LCG). The Mini-ME utilizes the same hollow fiber technology featured in the RVP SWME, but is only 25% of the size of RVP SWME, providing only the necessary crewmember cooling in a contingency situation. The ACL provides a number of benefits when compared with the current EMU PLSS contingency cooling technology; contingency crewmember cooling can be provided for a longer period of time, more contingency situations can be accounted for, no reliance on a Secondary Oxygen Vessel (SOV) for contingency cooling--thereby allowing a SOV reduction in size and pressure, and the ACL can be recharged-allowing the AEMU PLSS to be reused, even after a contingency event. The development of these evaporative cooling systems will contribute to a more robust and comprehensive AEMU PLSS

    Advanced Space Suit PLSS 2.0 Cooling Loop Evaluation and PLSS 2.5 Recommendations

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    From 2012 to 2015 The NASA/JSC AdvSS (Advanced Space Suit) PLSS (Portable Life Support Subsystem) team, with support from UTC Aerospace Systems, performed the build-up, packaging and testing of PLSS 2.0. One aspect of that testing was the evaluation of the long-term health of the water cooling circuit and the interfacing components. Periodic and end-of-test water, residue and hardware analyses provided valuable information on the status of the water cooling circuit, and the approaches that would be necessary to enhance water cooling circuit health in the future. The evaluated data has been consolidated, interpreted and woven into an action plan for the maintenance of water cooling circuit health for the planned FY (fiscal year) 2016 through FY 2018 PLSS 2.5 testing. This paper provides an overview of the PLSS 2.0 water cooling circuit findings and the associated steps to be taken in that regard for the PLSS 2.5

    Advanced Space Suit PLSS 2.0 Cooling Loop Evaluation and PLSS 2.5 Recommendations

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    From 2012 to 2015 The NASA/JSC AdvSS (Advanced Space Suit) PLSS (Primary Life Support Subsystem) team, with support from UTC Aerospace Systems, performed the build-up, packaging and testing of PLSS 2.0. A key aspect of that testing was the evaluation of the long-term health of the water cooling circuit and the interfacing components. Intermittent and end-of-test water, residue and hardware analyses provided valuable information on the status of the water cooling circuit, and the approaches that would be necessary to enhance water cooling circuit health in the future. The evaluated data has been consolidated, interpreted and woven into an action plan for the maintenance of water cooling circuit health for the planned FY (fiscal year) 2016 through FY 2018 PLSS 2.5 testing. This paper provides an overview of the PLSS 2.0 water cooling circuit findings and the associated steps to be taken in that regard for the PLSS 2.5 testing

    Design and Evaluation of a Water Recirculation Loop Maintenance Device for the Advanced Spacesuit Water Membrane Evaporator

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    A dual-bed device to maintain the water quality of the Advanced Spacesuit Water Membrane Evaporation (SWME) water recirculation loop has been designed and is undergoing testing. The SWME is a heat rejection device under development at the NASA Johnson Space Center to perform thermal control for advanced spacesuits. One advantage to this technology is the potential for a significantly greater degree of tolerance to contamination when compared to the existing Sublimator technology. The driver for the development of a water recirculation maintenance device is to further enhance this advantage through the leveraging of fluid loop management lessons-learned from the International Space Station (ISS). A bed design that was developed for a Hamilton Sundstrand military application, and considered for a potential ISS application with the Urine Processor Assembly, provides a low pressure drop means for water maintenance in a recirculation loop. The bed design is coupled with high capacity ion exchange resins, organic adsorbents, and a cyclic methodology developed for the Extravehicular Mobility Unit (EMU) Transport Water loop. The bed design further leverages a sorbent developed for ISS that introduces a biocide in a microgravity-compatible manner for the Internal Active Thermal Control System (IATCS). The leveraging of these water maintenance technologies to the SWME recirculation loop is a clear demonstration of applying the valuable lessons learned on the ISS to the next generation of manned spaceflight Environmental Control and Life Support System (ECLSS) hardware

    Reduced Volume Prototype Spacesuit Water Membrane Evaporator; A Next-Generation Evaporative Cooling System for the Advanced Extravehicular Mobility Unit Portable Life Support System

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    Development of the Advanced Extravehicular Mobility Unit (AEMU) portable life support subsystem (PLSS) is currently under way at NASA Johnson Space Center. The AEMU PLSS features a new evaporative cooling system, the reduced volume prototype (RVP) spacesuit water membrane evaporator (SWME). The RVP SWME is the third generation of hollow fiber SWME hardware. Like its predecessors, RVP SWME provides nominal crew member and electronics cooling by flowing water through porous hollow fibers. Water vapor escapes through the hollow fiber pores, thereby cooling the liquid water that remains inside of the fibers. This cooled water is then recirculated to remove heat from the crew member and PLSS electronics. Major design improvements, including a 36% reduction in volume, reduced weight, and a more flight-like backpressure valve, facilitate the packaging of RVP SWME in the AEMU PLSS envelope. The development of these evaporative cooling systems will contribute to a more robust and comprehensive AEMU PLSS

    Performance of a Water Recirculation Loop Maintenance Device and Process for the Advanced Spacesuit Water Membrane Evaporator

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    A water loop maintenance device and process to maintain the water quality of the Advanced Spacesuit Water Membrane Evaporation (SWME) water recirculation loop has been undergoing a performance evaluation. The SWME is a heat rejection device under development at the NASA Johnson Space Center to perform thermal control for advanced spacesuits. One advantage to this technology is the potential for a significantly greater degree of tolerance to contamination when compared to the existing Sublimator technology. The driver for the water recirculation maintenance device and process is to further enhance this advantage through the leveraging of fluid loop management lessons-learned from the International Space Station (ISS). A bed design that was developed for a Hamilton Sundstrand military application, and considered for a potential ISS application with the Urine Processor Assembly, provides a low pressure drop means for water maintenance in a recirculation loop. The bed design is coupled with high capacity ion exchange resins, organic adsorbents, and a cyclic methodology developed for the Extravehicular Mobility Unit (EMU) Transport Water loop. The maintenance process further leverages a sorbent developed for ISS that introduces a biocide in a microgravity-compatible manner for the Internal Active Thermal Control System (IATCS). The leveraging of these water maintenance technologies to the SWME recirculation loop is a unique demonstration of applying the valuable lessons learned on the ISS to the next generation of manned spaceflight Environmental Control and Life Support System (ECLSS) hardware. Thi
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