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Michel, Jesse S.; Mitchelson, Jacqueline K.; Kotrba, Lindsey M.; LeBreton, James M.; Baltes, Boris B. – Journal of Vocational Behavior, 2009
This paper is a comprehensive meta-analysis of over 20 years of work-family conflict research. A series of path analyses were conducted to compare and contrast existing work-family conflict models, as well as a new model we developed which integrates and synthesizes current work-family theory and research. This new model accounted for 40% of the…
Descriptors: Life Satisfaction, Job Satisfaction, Conflict, Family Work Relationship
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Hallinger, Philip; Heck, Ronald H. – School Leadership & Management, 2010
Fifty years of theory and research offer increasing levels of support for the assertion that principal leadership makes a difference in the quality of schooling, school development, and student learning. In the current context of global education reform, however, recent inquiries have focused on identifying how teams of school leaders contribute…
Descriptors: Educational Change, Instructional Leadership, Transformational Leadership, Educational Improvement
Hacke, Wendy – ProQuest LLC, 2010
Current quantitative research on the effectiveness of the National Board certification has resulted in contradictory findings. Consequently, this meta-analysis synthesized the results of 12 studies on National Board Certification and student achievement. Of those, 9 studies were used to calculate effect sizes for reading, and all 12 were used to…
Descriptors: Effect Size, Comparative Analysis, Comparative Testing, Teacher Certification
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Allen, Chiharu S.; Chen, Qi; Willson, Victor L.; Hughes, Jan N. – Educational Evaluation and Policy Analysis, 2009
The present meta-analysis examines the effect of grade retention on academic outcomes and investigates systemic sources of variability in effect sizes. Using multilevel modeling (MLM), the authors investigate characteristics of 207 effect sizes across 22 studies published between 1990 and 2007 at two levels: the study (between) and individual…
Descriptors: Research Design, Grade Repetition, Academic Achievement, Effect Size
Scott, George A. – US Government Accountability Office, 2011
To respond to Congress' interest in student outcomes at different types of schools, this report addresses the following questions: (1) What does research show about graduation rates, employment outcomes, student loan debts, and default rates for students at for-profit schools compared to those at nonprofit and public schools, taking differences in…
Descriptors: Public Schools, Graduation Rate, Academic Achievement, Licensing Examinations (Professions)
Zenisky, April L.; Sireci, Stephen G. – National Center on Educational Outcomes, University of Minnesota, 2007
The purpose of this report is to provide an update on the state of the research on testing accommodations, as well as to identify promising areas of research to further clarify and enhance understanding of current and emerging issues. The research described encompasses empirical studies of score comparability and validity studies, as well as…
Descriptors: Testing Accommodations, Investigations, Disabilities, Research Reports