Online learning communities are becoming increasingly popular as they are known to support collaborative dialogue and knowledge building. Previous studies have typically focused on small, closed learning communities from an individual, static, and aggregated perspective. This research aims to advance our understanding of open and large online…

Social-media-based teacher learning networks have the affordance to grant flexibility of time and space for teachers' professional learning, support the development and sustainability of social networking, and meet their just-in-time needs for exchanging knowledge, negotiating meaning and accessing resources. However, most existing research on…

Innovative uses of technology to support teacher learning are emerging through professional learning communities that leverage social networking technologies. The value of an online community for educators lies in the rich and open exchange of ideas, experiences, and resources where educators feel both respected and supported. Yet among the most…