Book excerpt: Accessible language and compelling stories illustrate how RTI is most effective when built on the Professional Learning Communities at WorkTM process. Written by award-winning educators from successful PLC schools, this book demonstrates how to create three tiers of interventions—from basic to intensive—to address student learning gaps. You will understand what a successful program looks like, and the many reproducible forms and activities will help your team understand how to make RTI work in your school.