This article contributes to the growing international education base regarding different types of professional learning--teacher leadership, study groups, coaching, lessons study, and planning--by examining policies that support teachers across three countries.

This article argues for a particular conceptualisation of teacher leadership; one that enables us to overcome the limitations of established approaches to continuing professional development as a strategy for school improvement by mobilising the massive untapped potential of teachers as leaders of innovation. In this article, teacher leadership is…