The importance of the principal's role in improving student learning outcomes has been acknowledged, however, there is global concern about the availability of appropriate professional learning for principals. This article explores the impact on host principals of a shadowing and mentoring intervention designed to prepare New Zealand aspiring…

School systems around the world are adopting more intellectually ambitious academic content in the hopes of improving their educational productivity. In the United States, these efforts have required significant changes to teachers' instructional practices, and increased attention to teachers' formal and on-the-job professional learning…