SIG-School Effectiveness and School Improvement

Coby Meyers, American Institutes for Research

Educational Effectiveness in Germany: Learners of English as a First Versus Second Foreign Language - Michael Leucht, Leibniz Institute for Science and Mathematics Education (IPN); Julia Buchheit, University of Kiel; Hans Anand Pant, Institute for Educational Progress (IQB); Olaf Koeller, Leibniz Institute for Science and Math Education

How Can Country Differences in the Practice of Grade Retention in Primary and Lower Secondary Education Be Explained? A Closer Look at Country Educational Policy Factors in OECD (Organisation for Economic Co-operation and Development) Member Countries - Brigitte Schreier, Tuebingen University; Mieke Goos, Maastricht University; Heidi Knipprath, Catholic University of Leuven; Bieke De Fraine, K.U. Leuven; Ulrich Trautwein, Universitat Tubingen

The Estimated Effect of Catholic Schooling on Educational Outcomes using Matching Methods - Perman Gochyyev, University of California - Berkeley; In-Hee Choi, University of California - Berkeley

The Impact of School Policy in Action upon Student Achievement: Expanding the Dynamic Model of Educational Effectiveness - Leonidas Kyriakides, University of Cyprus; Demetris Georgiou Demetriou, University of Cyprus; Bert Creemers, University of Groningen

Understanding the Institutional-Level Factors of Urban School Quality - Michael A. Gottfried, Loyola Marymount University

Why We Need A Third Generation of Research on Class Size Effects - Peter Blatchford, Institute of Education - London

Eugene Gary Kowch, University of Calgary