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571.
ABSTRACT:  This paper compares the incidence of the diagnosis of Autistic Spectrum Disorders (ASD) among White and Asian children with reference to data obtained from thirteen local education authorities (LEAs) in England. It begins by outlining some of the theoretical debates associated with the definition, diagnosis and prevalence of ASD. The empirical component underpinning this work uses logistic modelling to ascertain whether the proportion of children with a statement of special educational need (SEN) for ASD is different for Asian and for White children and whether the proportion of children with a statement of SEN for ASD varies between LEAs. The discussion speculates as to possible reasons for the differences found and identifies areas for further research.  相似文献   
572.
In three experiments, water-deprived rats were preexposed to a novel saccharin solution. The neophobic response to this flavor was then assessed in a choice test involving saccharin and water, administered either immediately or 24 h after preexposure. Subjects displayed a significantly greater preference for saccharin at the 24-h test than at the immediate test (Experiments 2 and 3). This “incubation” effect was eliminated if the subjects were more water-deprived at the delayed test than at the immediate test (Experiment 1), and enhanced if the amount of saccharin consumed during preexposure was increased (Experiment 3). Possible ways in which current theories of habituation might be amended in order to accommodate this finding are discussed.  相似文献   
573.
This article traces the ‘cultural turn’ in UK educational policy through an analysis of the Creative Partnerships policy (New Labour's ‘flagship programme in the cultural education field’) and a consideration of an arts project funded under this initiative in one primary school. It argues that current educational policy foregrounds the economic importance of cultural activity and its contribution to the social inclusion agenda. However, ‘creativity’ is seen as being located outside mainstream school structures, in projects rather than in the National Curriculum, and in artists rather than in teachers. The emphasis is on enjoyment and inclusion rather than cultural or social critique, or significant curriculum change. The transformative potential of involvement in the arts is marginalised in favour of a relatively weak form of social inclusion.  相似文献   
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576.
How Two- and Four-Year-Old Children Interpret Adjectives and Count Nouns   总被引:3,自引:0,他引:3  
We examined the role of object kind familiarity (i.e., knowledge of a count noun for an object) on preschoolers' sensitivity to the relation between a novel word's form class (adjective or count noun) and its reference (to a material kind-property or to an object kind). We used a forced-choice match-to-target task, in which children learned a word for one object (e.g., a metal cup), and then chose between 2 other objects. One was from the same object kind but a different material kind (with different related properties, such as color and texture; e.g., a white plastic cup); the other was from a different object kind but the same material kind (with the same related properties; e.g., a metal spoon). In Experiment 1, children learned either a count noun (e.g., "This is a zav") or an adjective (e.g., "This is a zav one"). Within each form class, we crossed the familiarity of the referent object kind (familiar and unfamiliar) with the age of the children (2- and 4-year-olds). The principal finding was that in interpreting an adjective, 4-year-olds were more likely to choose the object sharing material kind with the target if the target was familiar than if it was unfamiliar. No such familiarity effect was evident among 2-year-olds. In Experiment 2, we employed a more unambiguously adjectival frame (e.g., "This is a very zav-ish one"), and replicated the results of Experiment 1. We interpret the results in terms of 2 proposed word learning biases: one that learners initially expect any word applied to an unfamiliar object to refer to a (basic-level) kind of object, and a second that learners prefer words to contrast in meaning. We consider several interpretations of the observed age difference.  相似文献   
577.
Broadcast material in areas of media studies has now been available to schools since the 1960's. The author describes the history of media education at secondary level in Britain, the potential influence of educational broadcasters in the field, and recent developments in media studies output by the broadcasting organisations.  相似文献   
578.
Two experiments demonstrated that pigeons can solve a simultaneous discrimination in which on half the trials the positive and an ambiguous cue (A) are presented and on half the trials choice is between A and the negative stimulus. In Experiment 1, where a relatively nondistinctive A cue was used, performance on the former type of trial was superior to that shown on the latter. In Experiment 2, where a distinctive A cue was provided, this pattern of results was reversed. These findings are interpreted in terms of an approach-avoidance explanation first proposed by Leary (1958). Experiment 3 tested and confirmed a central prediction of this explanation by showing that in an orthodox simultaneous discrimination, occasional reinforcements of the negative stimulus produce less accurate performance than do nonreinforcements of the positive.  相似文献   
579.
In Experiment 1, rats experienced presentations of a discrete visual stimulus (Stage 1) until habituation of the orienting response (OR) occurred. On a test session given after an interval of 16 days (Stage 2) the OR reappeared. For control subjects that received no Stage 1 training but presentations of the light in Stage 2, habituation persisted during the test. All subjects then received conditioning trials on which the light preceded the delivery of food. They showed latent inhibition, acquiring the conditioned response less readily than control subjects that had not previously experienced the light. Experiment 2 confirmed that the latent inhibition effect survived the retention interval for subjects that received no habituation test session. This pattern of results implies that habituation of the OR and latent inhibition are determined by different mechanisms.  相似文献   
580.
ABSTRACT

This exploratory study examined the experiences of 9 stakeholders in an art gallery field placement during their social work education. The study sought to understand how the nontraditional field placement prepared students for practice. In addition, personality traits of students that best fit the placement was examined. Findings suggest that students had been prepared to engage in a variety of practice behaviors, work independently, and be more creative. However, they also felt that the field placement setting did not give them enough direct practice opportunities. The two most salient personality traits were being flexible and an initiator.  相似文献   
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