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Wu, Wei; Jia, Fan; Kinai, Richard; Little, Todd D. – International Journal of Behavioral Development, 2017
Spline growth modelling is a popular tool to model change processes with distinct phases and change points in longitudinal studies. Focusing on linear spline growth models with two phases and a fixed change point (the transition point from one phase to the other), we detail how to find optimal data collection designs that maximize the efficiency…
Descriptors: Longitudinal Studies, Data Collection, Models, Change
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Schui, Gabriel; Krampen, Gunter – International Journal of Behavioral Development, 2010
The article presents 30-year bibliometrical results on trends in the scope, internationality, and impact of the "International Journal of Behavioral Development" ("IJBD") from its inception in 1978 to 2007. Bibliometric data were collected using the databases PsycINFO and Social Science Citation Index (SSCI), and the "IJBD" itself. In comparison…
Descriptors: Developmental Psychology, Longitudinal Studies, Bibliometrics, Indexes
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Bataille, Michel; Clanet, Claude – International Journal of Behavioral Development, 1981
Contrasts two types of research methodologies based on two modes of apprehension of the educational sphere, phenomenological-subjectivist and scientific-objectivist. Suggests a third, alternative in action-research which establishes a system of dialectic relations between theory and practice. The French ARPEGE action-research project on home and…
Descriptors: Action Research, Comparative Analysis, Family School Relationship, Foreign Countries