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361.
Our certainty about the definition of museums is disappearing and with it goes our assurance about where we are and what we are becoming. Observing visitors' use of the United States Holocaust Memorial Museum could cause us to change our understanding about how people use and act in museums. Further boundaries are blurring as the native communities worldwide ask museum personnel to change their methods of collections care and alter rules of accessioned objects' use. Without acknowledging it, museum personnel are becoming more comfortable with reproductions and purposebuilt material. Technology is making us a “paperless” society. Our need for and understanding of “authenticity” is changing, and we no longer rely purely on our objects to define our work. Are we destroying museums, changing with the times, or creating some new and potentially more vibrant and useful institutions? Can a new realignment and new definition of our institutions help us to create a more civil society? Do we wish to continue on this road?  相似文献   
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The current status of natural history collections is complex and seemingly contradictory. While opportunities for collections to serve society are greater than ever, many institutions find that their ability to care for collections is diminishing. Competition for resources, especially in academic institutions, is one reason. But there is also sometimes a lack of clear mission for collections within organizations themselves. The Association of Systematics Collections (ASC) provides programs and resources to help institutions meet the challenge of maintaining natural history collections. If collections are truly endangered, we can help ensure that they are not lost to science and society.  相似文献   
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The improvement of ecological validity of laboratory research studies has recently come to the forefront of technology with virtual reality scenarios. The purpose of this study was to assess differences between unanticipated and anticipated lower extremity biomechanics while performing a sidestep cutting task. A visualization software was developed for this purpose, which would recreate a soccer game situation for use in a laboratory setting. Thirteen participants volunteered for this study. Lower extremity biomechanical data were collected with a VICON motion analysis system and two force plates, under anticipated and unanticipated conditions while performing a sidestep cutting task. Paired t-tests were conducted to assess possible differences between conditions. Alpha level was set a priori at 0.05. We found an increased knee adduction angle (unanticipated: -7.2 +/- 5.30 degrees; anticipated: -4.0 +/- 5.3 degrees), and knee internal rotation (unanticipated: 8.1 +/- 4.7 degrees; anticipated: 5.2 +/- 6.5 degrees) when performing the unanticipated condition (p < 0.05). The methodological approaches for studies investigating the factors possibly associated with ACL injury may need to take into account the laboratory environment and how the task(s) are presented to the participants.  相似文献   
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While research and policy recommendations internationally have pointed to the need to diversify teaching populations with regard to ethnicity, social class background and, to a lesser extent, dis/ability, there is a paucity of research addressing sexualities as a diversity dimension in teaching. This article explores initial teacher education (ITE) applicants’ and entrants’ (N = 746) sexualities and the intersections of sexualities with other socio-demographic background variables and career motivations. The analysis suggests that the topic of sexual orientation caused high levels of discomfort among respondents and that sexual minority student teachers are underrepresented in ITE cohorts in Ireland. The socio-demographic and motivational profiles of our non-heterosexual respondents generally mirrored those of their heterosexual counterparts. Non-heterosexual respondents reported a stronger motivation to affect social change and lower levels of participation in religious services. Findings are discussed within the context of persisting cultural and institutional barriers for sexual minority (student) teachers in Irish schools and in ITE.  相似文献   
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生活在21世纪的我们,早已离不开网络。不仅是看新闻、聊天,我们还可以上网和别人分享糗事,也可以免费或付费使用一些服务——譬如下载有声读物,更可以购物——衣服、电子产品、生活用品等。以下就介绍一些有意思的网站,通过使用它们的服务,你会发现,原来生活可以更方便更有趣。  相似文献   
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All teacher education programs face the challenge of ensuring that their graduates know their subject matter and can teach it effectively. For graduate level teacher education programs, whose candidates may complete their education in the content area at various institutions, this challenge is even greater. The following article describes one institution’s system of assessing candidates’ content knowledge and efforts to incorporate additional content coursework into a Master of Arts in Teaching program. Also provided is information on a set of courses that the arts and sciences and education faculty team teach, with the course for prospective English teachers described in detail.  相似文献   
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