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11.
Findings are presented from the second phase of a UK longitudinal study of 33 gay father, 35 lesbian mother, and 43 heterosexual parent families when their adopted children reached early adolescence. Participants predominantly lived in urban/suburban areas and were mostly white and well-educated. Standardized interviews, observations, and questionnaires of parental mental health, parent–child relationships, and adolescent adjustment were administered to parents, children, and teachers between 2016 and 2018. There were few differences between family types. However, adjustment problems had increased in all family types, with better parenting quality and parental mental health associated with fewer adjustment problems. The findings contribute to adoption policy and practice, and to theoretical understanding of the role of parental gender in child development.  相似文献   
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Maternal responses to infant facial expressions were examined in two socioeconomically diverse samples of South African mothers (Study I, N = 111; and Study II, N = 214; age: 17–44 years) using pupil and gaze tracking. Study I showed increased pupil response to infant distress expressions in groups recruited from private as compared to public maternity clinics, possibly reflecting underlying differences in socioeconomic status (SES) across the groups. Study II, sampling uniformly low-SES neighborhoods, found increased pupil dilation and faster orientation to expressions of infant distress, but only in the highest income group. These results are consistent with maternal physiological and attentional sensitivity to infant distress cues but challenge the universality of this sensitivity across socioeconomic diversity.  相似文献   
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Information infrastructures (IIs) are a complex arrangement of people, technology, institutions, content, and conduits. Their development is shaped by the environment in which they evolve and the visions ascribed to them by the various actors. This article examines the assumptions, meanings, and definitions associated with IIs in four Central and Eastern European (CEE) countries: Czech Republic, Hungary, Poland, and Slovakia. In particular, it focuses on how one stakeholder group, the library community, frames the policy debates around IIs. In-depth interviews were conducted in 1999 with 49 library policymakers in 37 institutions. The data shed light on the respondents' collective story and visions and help us gain a better understanding of political and cultural differences in the development of IIs.  相似文献   
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The research investigated the association between school engagement and adult education and occupation outcomes, within the context of a 1985 Australian longitudinal national cohort study of the factors affecting children's long‐term health and well‐being. School engagement may be more modifiable than other factors related to academic success, such as academic attainment, which is influenced by family background. A School Engagement Index was constructed using questionnaire items on school enjoyment and boredom. Related school engagement items included learner self‐concept, motivation to learn, sense of belonging, participation in school or extra‐mural activities, and enjoyment of physical activity. In 2004–2006, participants (aged 26 to 30 years) reported their highest level of education achieved and current occupation. Potential covariates included age, sex, markers of socio‐economic status in childhood, personality and school‐level variables (i.e., number of students, single sex versus co‐education; government, private or independent). Logistic regression was used to estimate the odds of achieving post‐compulsory school education and achieving higher status occupations. Findings revealed that each unit of school engagement was independently associated with a 10% higher odds (OR 1.10 95% CI 1.01,1.21) of achieving a post‐compulsory school education. Maternal education, self‐concept as a learner, motivation to learn, all also significantly predicted achieving post‐compulsory school education. School engagement was found to mediate the association between the personality characteristic of agreeableness and education outcomes. Higher school engagement was also independently associated with achieving higher status occupations 20 years later (OR 1.11 95% CI 1.03, 1.20). Importantly, this was independent of a host of background factors.  相似文献   
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I will analyse the individual and collective activities of fourth grade students while trying to explain a schoolfellow's mistake in the use of a geometrical schema (shared by the class) of the sunshadows phenomenon. The study aims at detecting productive links between context-related argumentation, mathematical modelling (here concerning sunshadows) and conceptualization (inclination of a straight line to a plane), as well as discussing their relevance for mathematics education. This revised version was published online in July 2006 with corrections to the Cover Date.  相似文献   
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Previous studies of visually symptomatic dyslexics have found that their contrast thresholds for pattern discrimination are the same as non‐dyslexics. However, when noise is added to the stimuli, contrast thresholds rise markedly in dyslexics compared with non‐dyslexics. This result could be due to impaired noise exclusion in dyslexics. Some dyslexics report a reduction in discomfort experienced while reading and show increased reading speed when using coloured lenses. We hypothesised that coloured lenses work by aiding noise exclusion. Thus the coloured lenses should help performance best under conditions of high visual noise. We measured contrast thresholds for discriminating symbols in the absence and presence of visual noise. The results showed that visually symptomatic dyslexics, who otherwise had elevated contrast thresholds for discriminating symbols in visual noise, had thresholds similar to non‐dyslexics when wearing coloured filters. These findings provide evidence that in visually symptomatic dyslexics coloured filters can improve noise exclusion to normal levels.  相似文献   
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This study evaluated the aspects of complex decisions influenced by peers, and components of peer involvement influential to adolescents’ risky decisions. Participants (N = 140) aged 13–25 completed the Columbia Card Task (CCT), a risky choice task, isolating deliberation-reliant and affect-reliant decisions while alone, while a friend monitors choices, and while a friend is merely present. There is no condition in which a nonfriend peer is present. Results demonstrated the risk-increasing peer effect occurred in the youngest participants in the cold CCT and middle-late adolescents in the hot CCT, whereas other ages and contexts showed a risk-decreasing peer effect. Mere presence was not sufficient to influence risky behavior. These boundaries in age, decision, and peer involvement constrain prevailing models of adolescent peer influence.  相似文献   
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The distribution of children in different school-types and regions in Pakistan suggests that access and opportunities in education are not evenly accessible for many children. Segregation at school level is an important concern for equity and social justice because the adverse effects of segregation increase the pre-existing gap in opportunities between rich and poor, preventing the disadvantaged children from equal access to better life and success opportunities. This paper presents an analysis of segregation by poverty and pupil performance between schools, with a comparison of private and government schools in Pakistan. The data obtained for this study is from the Annual Status of Education Report 2014 survey of households and schools. The analysis includes 27,979 children aged 5–16 years for whom the information could be linked with their schools, and parents’ socio-economic status. Segregation levels have been assessed using the Gorard Segregation Index. The results show that segregation by academic performance is higher than segregation by poverty, and segregation by poverty is higher in the private sector compared to government schools, whereas segregation by performance is greater in the government schools. A regional level analysis shows that segregation in urban areas is higher in both school types compared to rural areas. In addition to insisting on full attendance for children of school age, the government should work towards decreasing segregation in the state sector, perhaps also involving an increase in the number of schools maintained, and therefore reducing the need for cheap private provision.  相似文献   
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