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61.
Participation in youth sport is assumed to promote and contribute towards more physically active lifestyles among children and adolescents. The aim of this study was to examine inter-participant variability in objectively measured habitual physical activity (PA) behaviours and sedentary time among youth sport participants and their implications for health. One-hundred-and-eighteen male youth sport footballers (Mean ± s = 11.72 ± 1.60) wore a GT3X accelerometer for 7 days. Average daily PA [min · day?1, in light (LPA), moderate (MPA), vigorous (VPA) and combined moderate-to-vigorous (MVPA)] and sedentary time were calculated. Participants’ body mass index adjusted for age and sex (BMI–standard deviation score), per cent body fat (BF%), waist circumference and cardiorespiratory fitness were assessed. Results revealed that variability in daily PA behaviours and sedentary time (min · day?1) was associated with BMI–standard deviation score [VPA (?), MVPA (?)], BF% [sedentary time (+), VPA (?), MVPA (?)], waist circumference [sedentary time (+), LPA (?)] and cardiorespiratory fitness [sedentary time (?), MPA (+), VPA (+), MVPA (+)]. Whilst sedentary time and MVPA were not related to health outcomes independent of one another, associations with markers of adiposity and cardiorespiratory fitness were stronger for sedentary time. Sedentary time was also significantly positively related to waist circumference independent of VPA. Results demonstrate inter-participant variability in habitual PA and sedentary time among youth sport participants which holds implications for their health. Thus, promoting PA and, in particular, reducing sedentary time may contribute towards the prevention of adverse health consequences associated with a physically inactive lifestyle for children and adolescents active in the youth sport context.  相似文献   
62.
While literature suggests that college students may be less reluctant to seek help in online rather than traditional courses, little is known about how online instructors give help in ways that lead to increased student help seeking and academic success. In this study, we used theories and research on learning assistance and scaffolding, teacher immediacy, social presence, and academic help seeking to explore through a cross-case study design how three online instructors differed in their use of cognitive and social supports and how those differences related to student perceptions of support, help seeking, and performance. Primary data sources included all course postings by the instructors, interviews with the instructors, observational field notes on course discussions, student interviews, and final student grades. Archived course documents and student discussion postings were secondary data sources. Data analysis revealed that while all instructors provided cognitive and social support, they varied in their level of questioning, use of direct instruction, support for task structuring, and attention to group dynamics. This variation in teaching presence related to differences across the courses in student perceptions of support, student help seeking in course discussions, and final course grades. Implications for online teaching and suggestions for further research are offered.
Joan L. WhippEmail:
  相似文献   
63.
Recent Government initiatives (National Healthy School Standard; Department for Education and Employment, 1999) and Guidance (Promoting Children's Mental Health within Early Years and School Settings; Department for Education and Employment, 2001) are placing increased expectations on schools to promote the emotional well-being of children. However, teachers are unlikely through initial training to have the skills and knowledge required to undertake these responsibilities unassisted. Moreover, the external support available to schools through public sector agencies is insufficiently resourced to meet a significant and sustained rise in demand. Through its Compact (Home Office, 1998), the previous Government acknowledged the contribution currently made to society by the voluntary sector and its potential to provide further support for those in need. Charities supporting children's social/emotional development and mental health may have much to offer. Projects run by the voluntary sector are already supporting schools across the country, and rapid growth is underway. However, schools need help in procuring, monitoring and evaluating this support to assure quality standards and pupil safety. Both schools and Local Education Authorities (LEAs) have a duty of care. Educational psychologists, trained in child development, research and evaluation, and with access to regulatory processes such as Children's Services Planning and Best Value, should be well-placed to assist and guide their LEA, schools and voluntary sector partners.  相似文献   
64.
Privacy has been defined as “the protective buffer within which people can avoid another party’s taking something from them, keeping watch over them, or entering into their lives in a way that is both unwelcome and undesirable”. It is a premise of this paper that such a position needs to be taken very seriously in contemporary society, and particularly in the case of schools, as school personnel have the capacity to engage in practices which show great disregard for individual and family privacy. This is illustrated in the case of primary school education in the Republic of Ireland. Particular attention is paid to assessment, pedagogical and curricular practices that derive from patterns of systematic and mandatory disclosure that are confessional, performative and public.  相似文献   
65.
The federal requirement to develop an Individual Family Service Plan (IFSP) for all infants and toddlers with special needs has a major conceptual difficulty that has, to date, been inadequately addressed in the literature. That problem stems from the linkage of family service to family assessment. Many authorities, attracted to parental “empowerment” theory, advocate that parents should be the authors rather than (or as well as) the objects of assessment, and that professionals and parents should be partners in assessing needs and planning services. When there is disagreement, professionals should defer to parents, who are in the best position to assess their own needs. We question the wisdom of conducting assessments with, or on, families of targeted children. But, if there are to be assessments, we argue that families are better served, and mutual respect better preserved, by a traditional complementary relationship: The professional controls the evaluation process, determines the problems (with the input of the family), and makes recommendations, which parents are then free to reject.  相似文献   
66.
Journalism     
George E. Stevens and John B. Webster's Law and the Student Press (Ames: Iowa State University Press, 1973---price not given, paper)

Jerome L. Nelson's Libel. A Basic Program for Beginning Journalists (Ames: Iowa State University Press, 1973---price not given, paper)

Art of the Printed Book: 1455-1955 (New York: Pierpont Morgan Library, 1973---$20.00/11.00)

Bruce Buschel, Albert Robbins, William Vitta, and Rod Nordland's The Watergate File (New York: Quick Fox Inc., 33 West 60th St., 1973---$3.95, paper)  相似文献   
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This paper will explore some issues raised by an evaluation of a Scottish video making project which works with young people in trouble or 'at risk' in school. In the paper we reflect on the problems of evaluating work with troubled and troublesome pupils and on the difficulties of both collecting and presenting appropriate evidence. It offers a contribution to continuing debates over educational exclusion and inclusion and to the research literature on strategies for supporting young people in school. The paper also raises key questions about the planning and evaluating of support services for young people by schools.  相似文献   
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