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51.
Combined with emotional expressions, eye gaze can provide essential information to indicate threat in the environment. The current study assessed the effects of eye gaze direction on infants’ neural processing of fearful and angry faces. Event‐related potentials were recorded from thirteen 7‐month‐old infants. Two face‐sensitive posterior components, the N290 and P400, as well as a frontocentral negative component (Nc), indicating attentional arousal, were sensitive to eye gaze direction and emotion. A larger Nc was observed for angry faces with direct compared to averted eye gaze. Fearful faces elicited a larger N290 than angry faces, whereas angry faces elicited a more prominent P400 regardless of eye gaze direction. The findings are discussed in terms of early social cognitive and neural development. 相似文献
52.
Drew Bush Renee Sieber Gale Seiler Mark Chandler 《Journal of Science Education and Technology》2018,27(2):147-164
This study with 79 students in Montreal, Quebec, compared the educational use of a National Aeronautics and Space Administration (NASA) global climate model (GCM) to climate education technologies developed for classroom use that included simpler interfaces and processes. The goal was to show how differing climate education technologies succeed and fail at getting students to evolve in their understanding of anthropogenic global climate change (AGCC). Many available climate education technologies aim to convey key AGCC concepts or Earth systems processes; the educational GCM used here aims to teach students the methods and processes of global climate modeling. We hypothesized that challenges to learning about AGCC make authentic technology-enabled inquiry important in developing accurate understandings of not just the issue but how scientists research it. The goal was to determine if student learning trajectories differed between the comparison and treatment groups based on whether each climate education technology allowed authentic scientific research. We trace learning trajectories using pre/post exams, practice quizzes, and written student reflections. To examine the reasons for differing learning trajectories, we discuss student pre/post questionnaires, student exit interviews, and 535 min of recorded classroom video. Students who worked with a GCM demonstrated learning trajectories with larger gains, higher levels of engagement, and a better idea of how climate scientists conduct research. Students who worked with simpler climate education technologies scored lower in the course because of lower levels of engagement with inquiry processes that were perceived to not actually resemble the work of climate scientists. 相似文献
53.
Jessica Gale Stefanie Wind Jayma Koval Joseph Dagosta Mike Ryan Marion Usselman 《International Journal of Science Education》2016,38(14):2284-2302
This paper illustrates the use of simulation-based performance assessment (PA) methodology in a recent study of eighth-grade students’ understanding of physical science concepts. A set of four simulation-based PA tasks were iteratively developed to assess student understanding of an array of physical science concepts, including net force, acceleration, velocity, and inertia. Illustrative examples drawn from the administration of these simulation-based PA tasks to a sample of eighth-grade students (n?=?74) highlight the potential of simulation-based tasks for revealing conceptual understanding of science concepts and for informing curriculum development within the context of design-based implementation research. The paper also describes a variety of challenges encountered over the course of the development, administration, and analysis of the PA data that may be informative for researchers and educators as they consider implementing simulation-based PAs. 相似文献
54.
Lisa Becksford Stefanie Metko 《Journal of Library & Information Services in Distance Learning》2018,12(3-4):120-129
In 2015, in response to the findings of an online learning needs assessment, two librarians and a Web developer began creating a library learning object repository. This repository would ensure that distance learners were receiving excellent library services, including library instruction. The team worked with the libraries’ digital media specialist to create an attractive interface and consulted with one of the library’s metadata specialists to create metadata that would help to make the repository easy to search and browse. Further plans include wide-scale sharing with the larger library community and continued growth in the number and types of objects in the repository. 相似文献
55.
Stefanie Walter 《Mass Communication and Society》2016,19(6):715-737
Due to the increased importance of transnational governance, individual states become increasingly interdependent. This is also reflected in the news media coverage and media attention to foreign affairs. The European Union (EU) represents a case of advanced globalization. This study investigates news media attention to fellow EU member states. The main objective of this study is to explain what factors determine whether EU member states report about each other. The analysis is based on large-scale content analysis data of TV news and newspaper articles of 27 EU member states gathered during the 2009 European Parliament election campaign (N = 19,106) and employs network analysis to explain differences in media attention. The findings show that there are indicators at the national level that are independent of EU governance, as well as factors related to the European integration that determine whether two states report about each other. As such, countries that are neighbors, and where the same language is spoken, are more likely to report about each other. Furthermore, smaller, older, and EU member states that are more supportive of the European integration report more on fellow states. 相似文献
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Stefanie Pieters Annemie Desoete Herbert Roeyers Ruth Vanderswalmen Hilde Van Waelvelde 《Learning and individual differences》2012,22(4):498-504
In a sample of 39 children with mathematical learning disabilities (MLD) and 106 typically developing controls belonging to three control groups of three different ages, we found that visual perception, motor skills and visual-motor integration explained a substantial proportion of the variance in either number fact retrieval or procedural calculation. Furthermore, children with MLD performed significantly worse on visual perception, motor skills and visual-motor integration in comparison with age-matched control children. A mild developmental delay in visual perception, visual-motor integration and (fine) motor coordination and a severe delay in motor skills were found in children with MLD. However, not all children with MLD have problems on these domains. They seem to be a heterogeneous group, not only with respect to their mathematical profile but also with respect to their visual perceptual, motor and visual-motor integration skills. Diagnostic implications are discussed. 相似文献
59.
This article identifies how clicker use can support or augment existing principles of good teaching across different disciplines in higher education. While many of these principles will be familiar to instructors, the link between student response system (SRS) use and existing pedagogical methods is still often unclear, even for scholars who are well read in the literature. Functioning as a resource for both novices and instructors who have already incorporated clickers into their courses, this article synthesizes existing literature and offers empirical data from five courses in three disciplines to show how SRSs can be used to support contemporary pedagogical goals. The authors discuss five exemplary practices, providing sample clicker questions along the way, to show how clickers can be used to facilitate active learning in large courses. 相似文献
60.
Stefanie Buck 《图书馆管理杂志》2013,53(3):197-216
ABSTRACT This case study details Oregon State University Libraries and Press’ Instruction Boot Camp, a professional development event inspired by several different instructional improvement models, where librarians have a chance to work collaboratively in small groups of four to six to redesign a library instruction session. Librarians from six different departments participated in two Instruction Boot Camp sessions in 2012. The benefits of such collaboration include drawing upon the collective wisdom of the group to design a course and having a dedicated time to work on instruction. Although our assessment did not include student-learning outcomes, participating librarians found this a useful and valuable experience. 相似文献