Book excerpt: Shared knowledge between educators breeds shared success in all systems and schools Comprehensive in scope, CLARITY illustrates how system and school leaders must come together to boost student achievement and build teacher capacity to learn, teach and lead. By emphasizing collaborative processes, Lyn Sharratt’s detailed design demonstrates how shared knowledge, equity and expertise can make every classroom more impactful and every teacher more empowered. Readers will uncover these ‘Big Ideas’: 14 essential Parameters to guide system and school leaders toward building powerful collaborative learning cultures Case studies, vignettes and firsthand accounts from gifted teachers and leaders bring important theories and practices to life From all points in the organization, a ‘line-of-sight’ directly to students’ FACES in every classroom to ensure continuous improvement Data-driven tasks and tools to tackle solutions needed in all facets of education With more than four decades of research, writing and practical experience in system, school, and classroom improvement, Sharratt provides a ‘why-and-how-to guide’ to assist educators across the globe as they solve 21st century-created problems and identify the much-needed learning critical to the success of our future citizens.