700 research outputs found

    Mediated Computer Search Services Relative to Instruction Services: A Survey of One Health Sciences Library

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    To assess the quality and usefulness of one health sciences library's mediated computer search service, a survey was undertaken to determine satisfaction rates, why users do or do not use the service, and how useful the service is perceived to be in comparison to instructional service. Satisfaction rates were high, with users indicating librarian expertise and time/cost savings as the main reasons for using the service. Non-users indicated that they preferred to do their own searching, and many were unaware of the service. Though a majority of respondents do not currently use the service, surprisingly a majority of respondents placed significant value on the mediated search service in relation to instruction

    Characterizations of Pacific Island people in the New Zealand press

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    Researchers have documented how ethnic minorities are often disadvantaged in mainstream media coverage, which function to silence minority voices and to privilege majority voices. Such representational practices have very real implications for the position of ethnic minorities in society, and their associated rights and life chances. Portrayals of Pacific Islanders in newspapers reflect processes whereby media monitor marginalized groups and give prominence to negative attributes. This paper documents both promising and negative trends in print news portrayals of Pacific peoples and provides a basis for us to open a dialogue with Pacific media activists

    #IU: Considering the Context of Online Threats

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    The United States Supreme Court has failed to grapple with the unique interpretive difficulties presented by social media threats cases. Social media make hateful and threatening speech more common but also magnify the potential for a speaker\u27s innocent words to be misunderstood People speak differently on different social media platforms, and architectural features of platforms, such as character limits, affect the meaning of speech. The same is true of other contextual clues unique to social media, such as gifs, hashtags, and emojis. Only by understanding social media contexts can legal decision-makers avoid overcriminalization of speech protected by the First Amendment. This Article therefore advocates creation of a procedural mechanism for raising a context defense to a threats prosecution prior to trial. Comparable privileges protect defamation defendants from having their opinions misconstrued as defamatory and allow them to have their liability resolved at an early stage of litigation, often avoiding the anxiety and expense of trial. This Article contends that criminal defendants in threats cases should have a similar defense that permits them to produce contextual evidence relevant to the interpretation of alleged threats for consideration by a judge at a pretrial hearing. In cases that cannot be resolved before trial, the context defense would entitle a defendant to produce contextual evidence at trial and have the jury instructed regarding the role of context in separating threats from protected speech. Although adoption of the context defense would be especially helpful in correctly resolving social media cases, its use in all threats cases would provide an important safeguard against erroneous convictions of speech protected by the First Amendment

    Family meal environment differentially conditions the prospective association between early childhood screen time and key social relationships in adolescent girls

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    Background: Despite screen time recommendations, children are increasingly spending time on electronic devices, rendering it an important risk factor for subsequent social and developmental outcomes. Sharing meals could offer a way to promote psychosocial development. This study examines the interaction between family meal environment and early childhood screen time on key adolescent social relationships. Methods: Participants are 1455 millennial children (49% boys) from the Quebec Longitudinal Study of Child Development birth cohort. Parents reported on child screen use at ages 2 and 6 years and family meal environment quality at age 6 years. Parents and children reported on parent–child relationships and peer victimization experiences, respectively, at age 13 years. Sex-stratified multiple regression estimated the direct association between screen time trends, family meal environment quality, and their interaction on later social relationship outcomes. Results: For girls, when preschool screen time increased, sharing family meals in highquality environments was associated with more positive and less conflictual relationships with their mothers, whereas meals shared in low- and moderate-quality environments were associated with fewer instances of victimization by their peers. Non-linear associations were not significant for boys. Conclusion: Capitalizing on family meal environment represents a simple/cost-efficient activity that can compensate for some long-term risks associated with increased screen use, above and beyond pre-existing and concurrent individual and family characteristics. Public health initiatives may benefit from considering family meals as a complementary intervention strategy to screen use guidelines

    Preschool cognitive control and family adversity predict the evolution of classroom engagement in elementary school

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    Abstract: Background: Classroom engagement is key predictor of child academic success. Aim: The objective of the study was to examine how preschool cognitive control and the experience of family adversity predict developmental trajectories of classroom engagement through elementary school. Setting: Children were followed in the context of the Quebec Longitudinal Study of Child Development from birth to age 10.5 (N = 1589). Methods: Working memory was directly assessed when children were 3 years old and mothers reported child impulsivity, parenting characteristics, stress and social support when children were 4 years old. Elementary school teachers rated classroom engagement from kindergarten through Grade 4. Results: Growth mixture modelling identified three distinct trajectories of classroom engagement. Child working memory and impulsivity, and maternal hostility, social support and stress predicted greater odds of belonging to the low versus high engagement trajectory. Child impulsivity and maternal hostility and stress also distinguished between the low and moderate engagement trajectories. Conclusion: Our results suggest that targeting preschool cognitive control and buffering the effects of family adversity on children may facilitate academic success

    Physical Activity Programs with Post-Intervention Follow-Up in Children: A Comprehensive Review According to Categories of Intervention.

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    International audienceOnly 9% of Canadian children meet the National Guidelines of 60 min of daily moderate-to-vigorous intensity physical activity. The aim of this review is to assess the mid- and long-term effectiveness of physical activity interventions and their impact on cardiovascular risk factors in children. We assessed the success of interventions within three different categories: those using a behavioural and social approach, an informational approach or an environmental approach. The average number of children included in these studies was 860 (range of 30-5106); the age range was from 2 to 18 years; and the mean intervention duration was 1607 min (range of 12-8160 min). The length of follow-up post-intervention averaged 13 months (ranging from 0.25 to 96 months). A positive impact on physical activity was found in 74% and on any measured outcomes in 90% of the studies reviewed. However, the benefits of physical activity interventions decreased with longer follow-up. Regardless of the approaches, physical activity interventions improved cardiovascular risk factors. However, the challenge of any program is to maintain beneficial effects once the intervention is completed. These findings will inform the development of future intervention programs in order to optimize sustained cardiovascular benefits

    Prehistoric rock art in Scotland: archaeology, meaning and engagement

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    This booklet aims to widen understanding and appreciation of prehistoric rock carvings in Scotland. Rock art forms some of the most prolific, fascinating, and inspiring fragments of Scotland’s ancient past. It captures a wealth of information about the people who created it, the world they lived in, and the beliefs they held in order to make sense of that world. There is still much to learn about Scotland’s rock art, but investigations over the last two decades have helped us understand more about its significance to people in the past and its value to us today. In the following pages, we provide an overview of rock art in Scotland, its connections with other parts of Britain and Europe, and its treatment today. In the first two sections (About Rock Art and Rock Art and Meaning), we emphasise the uniqueness of Scotland’s rock art and explore the key questions surrounding it: What is it? Where is it? How old is it? Who made it? And, above all, what does it mean? In the third section (Rock Art Today), we highlight the importance of recording, preserving and celebrating the rock art that survives today to ensure future understanding, community engagement, and cultural identity. There is much more to say about rock art than we can possibly fit into this booklet and, in the final section, we offer suggestions for where to find out more and where to visit rock art in the landscape, in museums, and online

    A multiscalar methodology for holistic analysis of prehistoric rock carvings in Scotland

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    Prehistoric rock carvings are one of Scotland’s most enigmatic and poorly understood monument types. This article discusses the pioneering approach used by Scotland’s Rock Art Project to enhance understanding of the abstract motifs through multiscalar computational analyses of a large dataset co-produced with community teams. The approach can be applied to suitable rock art datasets from other parts of the world and has international relevance for rock art reserach. Our analysis incorporates data from across Scotland in order to investigate inter-regional differences and similarities in the nature and contexts of the carvings. Innovative application of complementary analytical methods identified subtle regional variations in the character of the rock art and motif types. This variability suggest an understanding of the rock art tradition that was widely shared but locally adapted, and reflects connections and knowledge exchange between specific regions
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