The usual interpretation of the person and task variables in between-persons measurement models such as item response theory (IRT) is as attributes of persons and tasks, respectively. They can be viewed instead as ensemble descriptors of patterns of interactions among persons and situations that arise from sociocognitive complex adaptive system…

This paper advocates for the adoption of Nexus Analysis as a robust analytical framework in Problem-Based Learning (PBL) research. Developed by Scollon and Scollon, Nexus Analysis offers a unique lens for examining the intricate dynamics of PBL by seamlessly integrating micro-level interactions with macrolevel societal discourses. The approach…

Online discussions tend to be more effective when they are purposefully structured. In this article, we describe how the design of a photo-based protocol influenced community interactions within an online discussion in an undergraduate course. Students were asked to take and share a photo related to a course concept, respond to a peer's photo, and…