Social media platforms play important roles in many educators' lives. In particular, teacher professional activities on Twitter have received attention from scholars. However, research has not typically explored Twitter use with attention to the diverse national contexts in which teachers work. To address this literature gap, the present…

Many reflective experiences focus on aspects of performance in a teaching episode. We assert the need for reflection sooner, prior to student teaching. In this naturalistic study, we examined the reflective thinking of pre-service teachers (PSTs) in an introductory curriculum, instruction, and technology course as they engaged in an online…

This study investigates collaborative meaning making by analyzing breakdowns and repairs of understanding in an online, open, peer production environment (Open Source Software). Guiding theoretical frameworks include Roschelle and Teasley's Joint Problem Space and Stahl's Group Cognition. It uses an ethnomethodologically-influenced discourse…

This proposal presents findings from the large-scale study "Literacy Teacher Educators: Their Backgrounds, Visions, and Practices" which includes 28 literacy/English teacher educators (LTEs) from four countries. Five LTEs who use a constructivist approach are presented. Three aspects of their constructivism are discussed: knowledge is…

This empirical study examined teacher self-reported participation (using or not using) and engagement (posting or lurking) in the online Advanced Placement (AP) Teacher Communities (APTC) coinciding with the redesigned AP Biology, Chemistry, and Physics exams and curricula. Prior analyses indicated that APTC participation has positive, direct…