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Tan, Cheng Yong; Gao, Lin; Shi, Meijia – Educational Management Administration & Leadership, 2022
The present study addresses the question of whether school leadership matters. It employs second-order meta-analysis to synthesize results from 12 first-order meta-analyses examining school leadership effects published 2003-2019. These meta-analyses collectively examined 512 primary studies published across four decades (1978-2019). Results showed…
Descriptors: Meta Analysis, School Administration, Instructional Leadership, Leadership Styles
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Drent, Marjolein; Meelissen, Martina R. M.; van der Kleij, Fabienne M. – Journal of Curriculum Studies, 2013
Worldwide, the interest of policy-makers in participating in studies from the International Association for the Evaluation of Educational Achievement (IEA), such as Trends in International Mathematics and Science Study (TIMSS) has been growing rapidly over the past two decades. These studies offer the opportunity to relate the teaching and…
Descriptors: International Programs, Mathematics Achievement, Science Achievement, Data Analysis