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Body mass index (BMI) values reflect the net balance between nutrition, work effort, and calories consumed to fight disease. Nineteenth-century prison records in the United States demonstrate that the BMI values of blacks and whites were distributed symmetrically; neither underweight nor obese individuals were common among the working class. BMI values declined throughout the nineteenth century. By modern standards, however, nineteenth-century BMIs were in healthy weight ranges, though the biological living standards in rural areas exceeded those in urban areas. The increase in BMIs during the twentieth century did not have its origin in the nineteenth century.  相似文献   
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In the 1950s, a small group of political, scientific and business leaders in West Germany were determined to build a center for nuclear reactor research and development. They characterized the venture as a three-way partnership, intending to set an example for a scientific-technical age. The project was eventually carried out, but not without much conflict. The attempts at cooperation show parties with divergent sets of criteria that they only inadequately reconciled, and the struggles display their conflicted understandings of both the public-private boundary and the scientific role. New archival material lets us inspect more accurately the workings of the proposed collaboration. It shows how the conflicts developed in practice, despite all parties' expressions of commitment to cooperation.  相似文献   
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This essay links the virtually endless varieties of tourist developments which are proceeding in many parts of the world to the system of tourism. The finite nature of tourism environments is recognized and the losses which result when development demands are not balanced with the finite nature of the areas where tourism takes place are discussed. The argument is presented that to avoid such impending losses, perceptions about tourism need to be restructured along ecological lines. This new way of thinking about tourism and its development has been labelled metatourism. The sources from which this concept derives, and some of its implications, are considered.  相似文献   
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This article introduces and critiques the historiographical tradition of the history of the neurosciences as it has been established in the International Society for the History of the Neurosciences (ISHN). The founding members of the ISHN were practitioner-historians, practitioners of the neurosciences with an interest in the great moments, ideas and controversies in the history of their field. The historiographical precedent set by these clinician-historians emphasized those aspects of history most interesting to them. Academic historians bring a different approach to the history of the neurosciences, particularly an interest in studying the intellectual and cultural contexts of both the inherited and the forgotten ideas about the nervous system. Their approach to history has not been well represented in the ISHN, in part because the current historiographical tradition does not address their interests. This article highlights the methodological and epistemological differences between academic and practitioner-historians and discusses the difficulties that other historical societies have faced in trying to bring them together. The article then suggests ideas for symposia that might facilitate an interdisciplinary dialogue and a revised historiographical tradition that speaks to the needs of both academic historians and practitioner historians.  相似文献   
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Abstract

Participation – where visitors are invited to leave a comment, co-create, or contribute to exhibitions – has been hailed as an opportunity to democratise the museum experience. New qualitative data from on-site and follow up interviews with museum visitors and practitioners at the experimental exhibition Power of 1 at the Museum of Australian Democracy has been used as a case study to determine if the rhetoric of the highly interactive, audience-centred approach of the participatory museum is meeting its aims. This paper argues that participation has the potential to democratise the museum experience for visitors, particularly when a more expansive definition is applied which acknowledges the benefits of participation beyond simply leaving a comment. Participation can provoke conversations and forge connections with real and imagined communities within the museum and beyond; however this potential is hampered by the often unacknowledged undemocratic practices within institutions by professionals who devalue visitor participation and power-sharing in order to uphold traditional museum practices.  相似文献   
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This article examines congruence between public opinion and politicians’ positions on same-sex marriage in the Australian House of Representatives from 2012 to 2016. In contrast median voter theorem and other office-motivated frameworks, Australian federal politicians have largely ignored majority opinion, which has been supportive of same-sex marriage for a decade. Using a unique dataset (n?=?601,550) of voter preferences collected during the 2013 federal election, and collated Hansard and media data, we compare public opinion on same-sex marriage with politicians’ public positions. We find a status quo bias, suggesting the influence of special interest groups in this policy area. Yet, we also find parliamentarians are responsive to public opinion once it reaches a critical level, and that very low opposition to same-sex marriage in an electorate predicts policy support from its MP, which varies by party and over time.  相似文献   
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