Data Rules provides much-needed clarity on how instructional leaders can effectively leverage data.It's no secret that using data can be a key driver of teacher growth and student achievement. The only real question is how. Coaching expert Jim Knight and professor Michael Faggella-Luby distill decades of research into an accessible, proven approach that explains- Why data is important for transforming teaching.- A framework of 10 easy-to-apply rules for effective data use.- Best practices to communicate and discuss data.- How to analyze data for student engagement and achievement.- How to analyze data for instructional practice.To help schools achieve sustained improvement, this book also connects its data rules to the Impact Cycle, Knight's field-tested model for coaching teachers based on research from the Instructional Coaching Group (ICG). Equipped with the right tools, any instructional leader or coach will be able to realize the full potential of data, move the needle on classroom instruction, and improve student outcomes.This book is a copublication of ASCD and One Fine Bird Press.