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161.
Abstract

Research evidence suggests teacher educators who role model the use of information communication technology (ICT) in their practice help their students build confidence and competence as ICT users. This research finding is also supported by feedback from Louisiana Tech University students in teacher education. Research also indicates that a number of factors impact the adoption of ICT in the practice of teacher educators. This research has examined one of these factors, namely the benefits of one-on-one coaching for teacher educators by technology coaches as they worked together to learn to use technology. Participants included 33 teacher educators from Louisiana Tech University and 14 pre-service teachers. The pre-service teachers served as technology coaches and worked with the teacher educators in their offices and classrooms as they learned to use technology for their personal benefit and to integrate technology into their teaching. Interviews and observations indicated that coaches as well as teacher educators benefited from the relationship and both groups increased their technology competency.  相似文献   
162.
This study investigates the relationship between communication overload and uses of diverse communication channels in terms of their level of synchronicity. Emphasis on the synchronicity of any given channel reveals how temporal elements (i.e., rate and processing time) play an important role in perceptions of communication load. Additionally, this study examines the association between communication overload, organizational identification and job satisfaction. Findings reveal: (a) both high and low synchronous channels are associated with increased reports of communication overload; (b) a mediating effect of organizational identification on the relationship between communication overload and job satisfaction; and (c) a moderating effect of communication overload on the relationship between low synchronous channels and organizational identification.  相似文献   
163.
This is the last Informatics Education column under the current editors. The outgoing co-editor identifies several key themes that describe the column during her tenure. The main theme discovered while reviewing the columns published over the last five years is technology. Technological changes and advances have affected the way in which librarians conduct instruction, such as incorporating e-learning with traditional workshops and in-class sessions. Technology plays a key role in all of the themes that emerged. The incoming editors imagine what the future themes will be for the Informatics Education column.  相似文献   
164.
This study utilizes multiple methods to analyze the effects of a laugh track on audience response to four episodes of the classic sitcom, “The Andy Griffith Show.” An experimental design and a narratological approach are used in concert. One of the four episodes stood out quantitatively in terms of perceived humor and overall enjoyment, and was the only episode for which the laugh track had a negative impact. Narratological richness might explain the anomalous episode, as it was found to possess a more complex story structure, higher levels of satire, and other distinctive elements found to have high audience appeal.  相似文献   
165.
Proper grammar is crucial for effective communication. Two surveys of students in an introductory writing course sought to identify predictors of grammar ability. Students demonstrated a limited grasp of the language, struggling with such issues as the distinction between “it's” and “its.” Women performed better than men at the beginning of the semester, but the gap later narrowed. There was a correlation between self-efficacy (confidence in one's ability to perform a particular task) and grammar ability at the end of the semester. To the knowledge of the authors, this is the first study to empirically link grammar self-efficacy and grammar performance. High school grade point average also predicted grammar ability at the end of the semester.  相似文献   
166.
Applying item response theory models to repeated observations has demonstrated great promise in developmental research. By allowing the researcher to take account of the characteristics of both item response and measurement error in longitudinal trajectory analysis, it improves the reliability and validity of latent growth curve analysis. This has enabled the study, to differentially weigh individual items and examine developmental stability and change over time, to propose a comprehensive modeling framework, combining a measurement model with a structural model. Despite a large number of components requiring attention, this study focuses on model formulation, evaluates the performance of the estimators of model parameters, incorporates prior knowledge from Bayesian analysis, and applies the model using an illustrative example. It is hoped that this fundamental study can demonstrate the breadth of this unified latent growth curve model.  相似文献   
167.
Samuel D. Museus and Kimberly A. Truong report on the negative consequences of the ubiquitous racialized and sexualized stereotypes of Asian American college students that appear online.  相似文献   
168.
In the struggle to remain true to their technical assistance and civic engagement missions in an era of shrinking budgets and increasingly complex accountability claims, land grant universities have developed different engagement strategies to contribute to the development of surrounding communities. Drawing on Flora and Flora’s (in Ann Am Acad Polit Soc Sci, 48, 1993) assertion that a strong and “entrepreneurial” social infrastructure is critical for facilitating lasting change and development in communities (particularly rural communities), this article presents a case study of a land grant university’s engagement with a community landcare group from the perspective of building social capacity in surrounding communities. This case explores Virginia Tech’s involvement in facilitating and supporting Catawba Landcare using three theoretical frames—Ronald Heifetz’s concept of “holding environments” as a safe and facilitated space where social learning can occur; ecological and social entrepreneurship and the roles and functions required to support these forms of entrepreneurship; and the concept of learning action networks in which otherwise disparate partners are linked under common goals and collectively learn how to manage the situation at hand. Using these three theoretical frames, this paper posits landcare as a model of engagement for land grant universities thus contributing to the construction of social infrastructure.  相似文献   
169.
170.
Although associations between socio-economic status, race, and academic achievement are well established, the specific mechanisms that underlie the relation remain incompletely understood. This longitudinal investigation, involving a sample of 206 children from economically and racially diverse backgrounds, examined the influence of executive function and expressive vocabulary assessed in kindergarten on academic achievement in Grade 1. The use of structural equation modeling revealed that both SES and race had indirect effects on achievement test scores through their effects on executive function, even when accounting for differences in expressive vocabulary. As expected, executive function was more strongly related to math than literacy achievement. The results provide support for the importance of targeting executive skills and intervening early in efforts to improve academic performance in young children. Moreover, the findings suggest that improving executive function may mitigate the impact of social risk factors on academic achievement.  相似文献   
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