The global COVID-19 health pandemic caused major interruptions to educational assessment systems, partially due to shifts to remote learning environments, entering the post-COVID educational world into one that is more open to heterogeneity in instructional and assessment modes for secondary students. In addition, in 2020, educational inequities…

In this commentary, we propose a framework for applying the Complex Dynamical Systems (CDS) approach in educational research. Drawing on the conceptual articles in the special issue for ontological, theoretical, and methodological principles, and on the empirical articles for examples of these principles' application, we suggest six interdependent…

Why methodologists encourage the use of magnitude-of-effect (ME) indices as research interpretation aids is discussed, and different types of ME estimates are reviewed. Correction formulas developed to alternate statistical bias in ME estimates are also discussed, and their effects are illustrated. (SLD)