This article describes the analysis of regression-discontinuity designs (RDDs) using the R packages rdd, rdrobust, and rddtools. We discuss similarities and differences between these packages and provide directions on how to use them effectively. We use real data from the Carolina Abecedarian Project to show how an analysis of an RDD can be…

Suggests that, by looking for commonalities and differences across settings, tasks, working methods, goals, and values, a framework for understanding collaboration can be constructed that preserves the benefits of rich descriptive accounts of collaboration. Emphasizes the importance of multiple definitions and multiple models of collaborative…

Discusses ways in which the dialectic between differing approaches to studying, theorizing, and representing collaboration may illuminate issues related to the nature and scope of scholarly inquiry. Contains 15 references. (Author/SLD)

Reviews "Wired Together: The On-line Classroom in K-12, Volumes 1-4" edited by Zane L. Berge and Maui P. Collins which includes 19 essays, that asks pertinent questions regarding the effective use of computer technology in elementary and secondary school classrooms and then answers them from a sound pedagogical foundation. Provides…

A set of concerns related to home education that is infrequently studied, namely, the content and direction of research in education, is examined. Issues surrounding home education have not been given adequate attention. A sample of home education researchers was gathered by compiling a list of authors who had published in the "Home School…