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71.
In this paper we explore how our cultural contexts give rise to different kinds of knowledges of autism and examine how they are articulated, gain currency, and form the basis for policy, practice and political movements. We outline key tensions for the development of critical autism studies as an international, critical abilities approach. Our aim is not to offer a cross-cultural account of autism or to assume a coherence or universality of ‘autism’ as a singular diagnostic category/reality. Rather, we map the ways in which what is experienced and understood as autism, plays out in different cultural contexts, drawing on the notion of ‘epistemic communities’ to explore shifts in knowledge about autism, including concepts such as ‘neurodiversity’, and how these travel through cultural spaces. The paper explores two key epistemic tensions; the dominance of ‘neuro culture’ and dominant constructions of personhood and what it means to be human.  相似文献   
72.
We investigate the extent to which the tax-and-transfer system of the United Kingdom equalizes opportunities for income attainment among citizens. Within the framework of Roemer’s theory of Equality of Opportunity, and using individual data from the British Household Panel Survey from 1991 to 2008, we calculate the tax rates necessary to equalize opportunities for different circumstances. We provide a ranking of these circumstances by the degree to which they influence income attainment. Although pre-fisc equality of opportunity increases over time, the tax rate necessary to equalize opportunities remains higher than the observed tax rate. Only under a relatively high labour supply elasticity the observed UK tax rate fares well in equalizing opportunities for income attainment.  相似文献   
73.
This study examined the development of self‐regulation during early childhood and the reciprocal relations between self‐regulation and maternal sensitivity. Data (N = 1,364) were drawn from the NICHD Study of Early Child Care and Youth Development (NICHD SECCYD). Children's situational and committed compliance were assessed in the laboratory at 24 and 36 months, delay of gratification at 54 months, self‐control at 54 months and kindergarten age, and maternal sensitivity was observed at 24, 36, and 54 months. Self‐regulation was characterized to progress from situational compliance to committed compliance and then to fully self‐motivated regulation. Findings also suggest that the development of self‐regulation reflects an ongoing transactional process in which child self‐regulation and maternal sensitivity mutually influence each other.  相似文献   
74.
This paper advances knowledge on how the forms of institutional logics that emerge and become venerated among members of a singular organization in a heterogeneous field are influenced by struggles between contending interest groups. It examines the moderating effect of group dynamics that occur when an organization attempts to balance novel institutional complexity within organizational bounds through its hiring and promotion systems. The authors argue that, while the specific institutional oppositions of heterogeneous fields compel organizational changes, the institutional forms that emerge and become legitimate among members of an organization in such fields are the effects of indeterminate social processes of regularization and breaking of coexisting logics. The paper provides insights into how the negotiations among groups of organizational actors over the process and outcome of institutional change are influenced by asymmetric power relationships yet significantly mediated by their social strategies. The findings reported are from an ethnography of the enactment of institutional changes at a South Korean credit card company following the economic crisis in 1997 and the International Monetary Fund bailout programme.  相似文献   
75.
76.
Human-dominated environments are often subjected to increased nutrient and moisture regimes which have the potential to influence the flowering phenology of plants. Protracted flowering periods within urban landscapes may result in increased food resources, in the form of nectar, and this high resource availability may support a high density of nectarivorous birds within cities. In order to determine whether there was a difference in the productivity and flowering period associated with urbanisation, we compared the number of flowers produced and duration of flowering period for three species of native tree that were present in streetscapes, remnant vegetation and continuous forest. We also recorded the presence of nectarivorous parrots at flowering trees to determine if the presence of nectarivores was associated with flower productivity. All three species in streetscapes produced more flowers and flowered for longer than in remnants and continuous forest. The number of flowers per tree significantly predicted the presence of nectarivorous parrots in streetscapes. This study demonstrates that the flowering phenology of plants within streetscapes can differ from continuous forest, with remnants appearing to be intermediate. This increased flower productivity within urban landscapes may be partially responsible for the high abundance of nectarivorous parrots within some cities.  相似文献   
77.
This paper reports findings from a content analysis of the gender role images in the works of Gothic, Renaissance, Baroque and Modern art in three major Western art history textbooks. Males were overrepresented as subjects; males and females were presented in stereotypic roles and activities; the Madonna and the idle nude were common female images; males were overrepresented in portraits. Fine art as presented in major art history books was found to embody the gender role stereotypes of the wider society.  相似文献   
78.
A concept of relative advantage is outlined in this article. Based on an oppressed group's selective assessment of their circumstances or character or values in comparison with either those of another group or at different points of time for their own group, the consensual image that they are relatively better off or relatively superior in some way is constructed. Drawing on the experiences of three oppressed groups, it is suggested in this article that the reality construction process occurs in various circumstances, and that the shape of relative advantage is defined differently, possibly in accord with this. It is concluded that this perception might help to engender a sense of group honor and also serve as a strategic factor in the tamping down of discontent and in the maintenance of the oppressive social order.  相似文献   
79.
Schoolchildren spend much of their day sitting in classroom furniture that is often too large or too small. To assess the impact of the size and fit of school furniture on the sitting and task behaviors of schoolchildren, 63 fourth-graders were observed while seated in 2 different sizes, types, and arrangements of furniture in their classroom. A correlated group design was used to compare the sitting and task behaviors of the students while seated in their traditional classroom furniture consisting of tables and chairs, and while sitting in smaller, appropriately sized desks and chairs, arranged in clusters and then in rows. The results indicate that the children sat better and were on task more when seated in the smaller furniture, as indicated by a significant main effect for condition, F = 51.478 (4, 330), p<0.05. There was no difference in sitting and task behaviors with the new furniture arranged in clusters compared to rows. Girls showed a slightly greater improvement compared to boys, and there was a significant correlation between better sitting positions and being on-task (r = 0.549, p<0.01). These findings indicate that students would likely benefit from sitting in smaller furniture that fits their size better.  相似文献   
80.
What is the interpretation of a confidence interval following estimation of a Box-Cox transformation parameter λ? Several authors have argued that confidence intervals for linear model parameters ψ can be constructed as if λ. were known in advance, rather than estimated, provided the estimand is interpreted conditionally given $\hat \lambda$. If the estimand is defined as $\psi \left( {\hat \lambda } \right)$, a function of the estimated transformation, can the nominal confidence level be regarded as a conditional coverage probability given $\hat \lambda$, where the interval is random and the estimand is fixed? Or should it be regarded as an unconditional probability, where both the interval and the estimand are random? This article investigates these questions via large-n approximations, small- σ approximations, and simulations. It is shown that, when model assumptions are satisfied and n is large, the nominal confidence level closely approximates the conditional coverage probability. When n is small, this conditional approximation is still good for regression models with small error variance. The conditional approximation can be poor for regression models with moderate error variance and single-factor ANOVA models with small to moderate error variance. In these situations the nominal confidence level still provides a good approximation for the unconditional coverage probability. This suggests that, while the estimand may be interpreted conditionally, the confidence level should sometimes be interpreted unconditionally.  相似文献   
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