Background: Developing collective professional capacities in schools is important for school improvement, and principals can initiate such developments. That is, by initiating and leading professional group discussions on teaching and learning, principals can influence teaching practices and, thereby, indirectly affect student outcomes and school…

Developing collective professional capacity in schools is viewed as important for improving schools. Furthermore, principals are seen as being in a key position to promote the development of collective capacity. Although an array of studies report on what principals can do to support capacity development, such as by facilitating collective…