This report illustrates how four high-performing systems--British Columbia (Canada), Hong Kong, Shanghai (China) and Singapore--developed their teacher professional learning. The report and accompanying materials are designed as a resource for teachers, school leaders and policymakers wanting to improve teacher professional learning in their…

Background: Through its Children First initiative, New York City policymakers promoted collaborative inquiry as a process for helping administrators and teachers use student data to improve instruction and raise student achievement. Since 2007, city schools were expected to engage higher proportions of faculty in the inquiry work each year.…