Rapid global change intensifies the challenge nations face in developing high quality teaching professions. The profiles and demands of learners as well as the learning environments are constantly evolving. In this context, successful education reforms are intrinsically linked to improvement in teacher quality. The report identifies ten key aspects of teacher policies the world over, and explores effective, successful examples that characterize these features. The case studies consider the unique social, economic and cultural contexts and constraints of each society. Through the examination of the top performing systems on PISA and TALIS, the report provides a succinct handbook for policy makers and education leaders, and a blueprint for prioritizing and initiating teacher policy reform for diverse nations.