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David LaRose is an education coach and presenter specializing in PLCs, RTI, leadership, and organizational culture. He is former superintendent for Culver City Unified School District in California.

Darin L. Fahrney, PhD, is the coordinator for strategic implementation and an upper school teacher at the American International School of Zagreb, Croatia. He brings a broad range of experience and expertise to his work, having previously served as a high school principal, learning support coordinator, gifted and talented coordinator, contributing author, researcher, and consultant.

Daniel Cohan retired in 2023 as chief of schools for the Jefferson County Public School District in Colorado, where he supervised elementary, middle, and high schools, K–12.

Brian K. Butler is an educational presenter with over 30 years of experience who has worked with thousands of schools throughout the U.S.A., Australia, and Canada, presenting on the Professional Learning Communities at Work^® and Response to Intervention at Work^™ models. Brian is a retired principal who last served at Mason Crest Elementary School in Fairfax County, Virginia in 2017. Under Brian’s leadership, Mason Crest received Solution Tree’s first annual DuFour Award in 2016.

Brandon Jones, an author and consultant, works with educators to implement the Professional Learning Communities at Work® and RTI at Work™ processes. As a practitioner, he has served as a high school teacher and assistant principal, as well as a principal at the elementary, middle, and secondary level.

Bob Sonju is an award-winning educational leader, author, and speaker known for his energetic and passionate commitment to making the work of schools and teacher teams simple, doable, and impactful.

Discover proven response to intervention strategies to enhance core instruction in grades 6–12, including differentiating instruction, engaging students, increasing success, and avoiding additional interventions.

Support students with disabilities using this three-tiered instructional framework. Covering research-based strategies, assessment, data collection, specially designed instruction, high-leverage practices, and co-teaching, this book details each tier, from foundational instruction to targeted intervention and remediation.

Transform schoolwide reading achievement through systematic implementation of the science of reading within an MTSS framework. This comprehensive guide provides over 50 practical tools that help leaders engineer robust support systems across all tiers, creating lasting improvements that drive reading success.

Empower your mathematics collaborative teams and students with this comprehensive guide. The authors provide preK–12 educators with tools and strategies for accelerating student learning of mathematics to grade level and beyond through intentional Tier 1 and Tier 2 instruction.