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511.
ABSTRACT

The tension between mandated curricula and students’ interests is evident throughout the history of science education. Societal expectations for student learning often lead to standards and curricula that leave little room for students to explore their own individual interests. Occasionally, however, an event can capture the interest of so many students that teachers feel compelled to respond. The Ebola outbreak of 2014 was such an event. This article discusses findings from a study of teacher decision-making; specifically, it explores how high school science teachers in the U.S. decided whether and how they should address Ebola during the 2014–2015 school year, when the Ebola outbreak in West Africa was at its peak. Approximately 2500 teachers of science responded to an online questionnaire that addressed their Ebola-specific instruction. In comparing the decisions of those who taught about Ebola and those who did not, the study found that teachers weighed various factors, in particular student interest but also curriculum standards, time, and availability of resources for teaching about Ebola. The article concludes with implications for future urgent health-related issues.  相似文献   
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Use of anthropometric data to infer sporting performance is increasing in popularity, particularly within elite sport programmes. Measurement typically follows standards set by the International Society for the Advancement of Kinanthropometry (ISAK). However, such techniques are time consuming, which reduces their practicality. Schranz et al. recently suggested 3D body scanners could replace current measurement techniques; however, current systems are costly. Recent interest in natural user interaction has led to a range of low-cost depth cameras capable of producing 3D body scans, from which anthropometrics can be calculated. A scanning system comprising 4 depth cameras was used to scan 4 cylinders, representative of the body segments. Girth measurements were calculated from the 3D scans and compared to gold standard measurements. Requirements of a Level 1 ISAK practitioner were met in all 4 cylinders, and ISO standards for scan-derived girth measurements were met in the 2 larger cylinders only. A fixed measurement bias was identified that could be corrected with a simple offset factor. Further work is required to determine comparable performance across a wider range of measurements performed upon living participants. Nevertheless, findings of the study suggest such a system offers many advantages over current techniques, having a range of potential applications.  相似文献   
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Education and Information Technologies - Hand hygiene is critical for infection control, but studies report poor transfer from training to practice. Hand hygiene training in hospitals typically...  相似文献   
514.
    
ABSTRACT

This paper takes as a case study the pedagogical practices emergent from the educational interventions of a civil society organisation in the conflict affected region of Kono, Sierra Leone. Using a cultural political economy approach, it highlights the possibilities of pedagogy being leveraged to protest against perceived and experienced social injustices. In so doing it contributes to understanding of a context-specific model of teacher agency, rooted in the local and global challenges faced by pupils and their communities. It thereby illuminates an alternative to the generic and decontextualized framings of pedagogy frequently offered in human rights and peace education curricula.  相似文献   
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Abstract

Given that males and females respond differently to endurance-based tasks, prolonged putting practice may provide an avenue to examine gender-related differences in golf swing kinematics. The aim of this project was to determine if 40 min of putting affects thorax and pelvis kinematics during the full swing of males and females. Three-dimensional trunk kinematics were collected during the swings of 19 male (age: 26 ± 7 years, handicap: 0.6 ± 1.1) and 17 female (age: 24 ± 7 years, handicap: 1.4 ± 1.7) golfers before and after 40 min of putting. Angular displacement at address, top of backswing and ball contact for the pelvis, thorax, and pelvis–thorax interaction were calculated, in addition to the magnitude of peak angular velocity and repeatability of continuous segment angular velocities. Female golfers had less pelvis and thorax anterior–posterior tilt at address, less thorax and thorax–pelvis axial rotation at top of backswing, and less pelvis and thorax axial rotation and pelvis lateral tilt at ball contact pre- to post-putting. Analysis of peak angular velocities revealed that females had significantly lower thorax–pelvis lateral tilt velocity pre- to post-putting. In conclusion, an endurance-based putting intervention affects females’ thorax and pelvis orientation angles and velocities to a greater extent than males.  相似文献   
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Abstract

The purpose of this investigation was to examine the effects of a goal-setting intervention program on selected components of basketball performance over the course of a competitive season. A multiple-baseline, single-subject design was used with baseline observations on various performance components (e.g., turnovers, rebounds), collected for four elite college basketball players during their first eight games of the season. At the midseason break, these players selected one aspect of their play that they felt would benefit from improvement. A goal-setting program was designed based on the goal attainment scaling procedure recommended by Smith (1988), whereby subjects generated numerical targets for their chosen components. Performance components were then assessed for the next eight games as they had been in the preintervention phase. Following the intervention, 3 of the 4 subjects showed consistent improvements in their targeted area of performance. Also, there were no outcome changes in the performance components that weren't targeted by the subjects. The findings suggest that future studies may benefit from achieving greater ecological validity and utilizing alternative designs to the traditional nomothetic approaches which may tend to mask positive intervention effects on certain individuals.  相似文献   
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