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Lingual mandibular cortical defects (Stafne's defects) are relatively uncommon in recent as well as past populations, but while this condition is often discussed in clinical reports, they are rarely the subject of anthropological research. In this paper, the prevalence of Stafne's bone defects in skeletal samples from Late Neolithic, Late Roman, Medieval and Modern Portugal is investigated (N = 704 complete mandibles and 111 incomplete mandibles). The aims of this paper are threefold: (1) to present and analyse for the first time in Portuguese osteological record prevalence data on Stafne's bone defect, (2) to analyse variations in defect prevalence between skeletal samples from a wide temporal array and (3) to verify if more tenuous lesions in which resorption of the lingual cortex was not yet extensive had the classic radiographic appearance described by Stafne in order to validate the hypothesis that lesions are present clinically in many more cases than published figures indicate. In all cases, differential diagnosis against other conditions that mimic Stafne's defects, namely odontogenic lesions, cysts and neoplasms, was done. In all samples, the evidence of Stafne's defect occurred in 12 individuals (1.7%), and males (2.84%) were more frequently affected than females (0.61%). When incomplete mandibles were considered, only one left fragment (0.90%) exhibited Stafne's defect. Accurate identification of all examples of Stafne's bone defects in antiquity is thought to represent an important contribution to elucidate which factors may be responsible for this trait's cultural, ecological, temporal and geographical patterning. Copyright © 2010 John Wiley & Sons, Ltd.  相似文献   
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ABSTRACT

Digitization and its impact on regions and clusters remains overlooked in the literature, and constitute this present paper’s goal. How does an industrial district transit collectively to the adoption of new radical changes brought about by Industry 4.0? This study explores the role of collective actors and innovation platforms during the early stages of a pilot policy to stimulate a collective transition of an entire MID (Marshallian Industrial District) into Industry 4.0. We posit that institutional isomorphism and the existent social capital in MIDs is a double-sword phenomenon that can also positively constitute an enabler for fostering change on a collective-basis. Technology transitions, such as Industry 4.0, can be supported and led by collective actors that are central in facilitating the adoption of Industry 4.0 in MIDs, enticing innovative firms to engage in that transition, establishing, legitimizing, and embedding a new set of processes, practices and inter-firm arrangements for digitizing and then promoting imitation: the positive leverage of isomorphism. Thus, MID transition is facilitated through capitalizing on the MID logic of cooperation-competition and isomorphism, by developing and promoting a collective understanding of the new paradigm, building a supportive infrastructure, educating in the new technology and avoiding cognitive inertia.  相似文献   
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Abstract

Latin American feminist geography exists in historically strong academic centers in the region, such as Brazil, Mexico and Argentina with an incipient tradition in Colombia, Chile and now Ecuador. In countries like Ecuador, where institutionalized human geography perspectives are lacking, the rise of feminist geography provides the field with important reflections regarding the flow of knowledge and practice. This paper addresses two ways in which feminist geography has entered Ecuadorian academia and activist-research circles. The first is through the work of the Critical Geography Collective of Ecuador and the second, through an incipient interest in feminist geography from different universities.  相似文献   
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Abstract

As a way to commemorate the 25th anniversary of Gender, Place and Culture: A Journal of Feminist geography, the journal sought to highlight the status of feminist geography across the globe. This special issue gives an overview of feminist geography as a praxis and an intellectual field across 39 countries. This process has highlighted the contemporary nature of feminist geographical knowledge construction across multiple scales and diverse contexts. What is evident is that with feminist geography spreading beyond Anglo-American countries, what and who defines the field has drastically changed. We suggest that this means paying much closer attention to the unequal plains of knowledge construction while engaging with transnational dialogue that fosters networks of solidarity. The plurality of feminist geographies that exist today enriches the field in ways that are just becoming apparent, we hope that this special issue will contribute to a fruitful and ongoing discussion towards this aim.  相似文献   
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ABSTRACT

Strategic spatial planning is important for developing long-term visions and strategies towards regional and local sustainability. This paper explores if and how strategic spatial planning could be useful for overcoming some barriers related to new sustainable ways of heating residential areas, using district heating systems based on industrial excess heat. This longitudinal study builds on interviews with municipal and private actors in six Swedish municipalities. It highlights that important barriers can be overcome by influencing the design and location of residential districts and industrial activities. Further, it identifies missed opportunities in local spatial planning practice as stakeholders are involved late in the planning when much is set, leaving little space for stakeholders to have an impact. Consequently, there might be a lack of knowledge and expertise in how such issues could enhance planning. Strategic spatial planning could facilitate conditions for excess heat-based systems of district heating as it implies a broader systems perspective which could enhance a broader planning scope. Plan programs could bring about more strategic spatial planning processes as these require early stakeholder involvement. If taking stakeholder involvement one step further to stakeholder collaboration or co-production, an even broader planning scope would be achieved.  相似文献   
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