Background: Data-based decision making can lead to increased student achievement; however, schools struggle with the implementation of data-based decision making. Professional development in the use of data is therefore urgently needed. However, professional development is often ineffective in terms of improving the knowledge, skills, and attitude…

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.…