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David L. Green 《The Urban Review》1992,24(1):39-54
Three vocational high schools provide illustrative and contrasting histories in terms of African-American education and economic opportunity. Washburne Trade School reinforced trade union exclusion of African-Americans, and since integration in the 1960s has been abandoned by most of the powerful unions. Dunbar Vocational High School directed African-Americans into the lower-paying trades, but has lost the economic base that the ghetto once provided. Chicago Vocational School prepared the white working class for industrial jobs, but integration and re-segregation has coincidentally seen the erosion of Chicago's manufacturing base. These schools are compared in the economic, political, and cultural contexts of past and present. It is proposed that an integrated strategy for the reform of vocational education is necessary for these schools to adapt to economic change in the present and future. 相似文献
74.
Bert F. Green 《Educational Measurement》1995,14(4):13-15
Why is comparability of forms important for performance assessments? Can traditional methods of form equating be used? What problems are likely to arise in equating? Can standards generalize across forms? 相似文献
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Consistent with other sciences (e.g, Kass-Simon, 1993; Tang 2006), the field of kinesiology has been called a "masculine domain," which has an institutionalized culture biased against women (Brackenridge, Mutrie, & Choi, 2005). This paper represents the second part of a larger project that examined the life histories of eight trailblazing women in sport and exercise psychology. In the first paper (Krane & Whaley, 2010) we made the case for replacing these women into the history of sport psychology, based on their contributions to research, teaching and service to the field. In this study, we explored the experiences of these women with regard to the challenges they faced and how they overcame or coped with them. The specific themes emerging from the data analysis were the trailblazers' graduate school and early professional experiences, general campus climates, departmental politics, gender or discipline, coping and the cost of caring and giving back and moving forward. 相似文献
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Daniel Kelly Garrett F. Coughlan Brian S. Green Brian Caulfield 《Sports Engineering》2012,15(2):81-92
Elite rugby union teams currently employ the latest technology to monitor and evaluate the physical demands of training and games on their players. Tackling has been shown to be the most common cause of injury in rugby union, yet current player monitoring technology does not effectively evaluate player tackling measurements. Currently, to evaluate measurements specific to player tackles, a time-consuming manual analysis of player sensor data and video footage is required. The purpose of this work is to investigate tackle modeling techniques which can be utilised to automatically detect player tackles and collisions using sensing technology already being used by elite international and club level rugby union teams. This paper discusses issues relevant to automatic tackle analysis, describes a technique to detect tackles using sensing data and validates the technique by comparing automatically detected collisions to manually labeled collisions using data from elite club and international level players. The results of the validation show that the system is able to consistently identify collisions with very few false positives and false negatives, achieving a recall and precision rating of 0.933 and 0.958, respectively. The aim is that the automatically detected tackles can provide coaching, medical and strength and conditioning staff with objective tackle-specific measurements, in real time, which can be used in injury prevention and rehabilitation strategies. 相似文献
79.
Diane M. Rodgers 《Minerva》2012,50(1):45-64
Changing images of work in discourse both portray and co-constitute the shift from an industrial to a postindustrial economy.
Specifically, work metaphors appear in extra-scientific and intra-scientific discourse on workers and work structures in the
natural and social world. An analysis of the entomological discourse from the late nineteenth century to the present shows
changes in these metaphors that overlap with the discourse of change in human work and organizational structures. For instance,
the metaphor of a busy bee within an efficient hive had traditionally evoked a comparison to the modern industrial workplace.
The discourse on the hive currently more closely resembles a postindustrial conception of work. Discourse analysis can illustrate
the role of language in co-constructing shared changes in image of work. 相似文献
80.
Children at risk for early reading difficulties were identified on entry into kindergarten, and half of these children received small-group intervention two to three times a week during their kindergarten year. The other half received whatever remedial assistance was offered by their home schools. These children were again assessed at the beginning of first grade, and those who continued to have difficulties in reading received either one-to-one daily tutoring offered by project teachers from the beginning to the end of first grade or whatever remedial assistance was offered by their home schools over the same time period. All target children were periodically assessed through the end of third grade. Results suggest that either kindergarten intervention alone or kindergarten intervention combined with first-grade intervention are both useful vehicles for preventing early and long-term reading difficulties in most at-risk children. 相似文献