Bloomington, Indiana – November 10, 2026 -- Solution Tree's "MTSS for Reading Improvement: A Leader's Tool Kit for Schoolwide Success" has sold more than 25,000 copies and earned lifetime bestseller status for the education publisher.
Title cleared 10,000 copies in three months during its first bestseller run
Authors Sarah Brown and Stephanie Stollar first reached bestseller status last year, selling more than 10,000 copies in just three months. Cumulative sales now exceed 25,000.
Book gives school and district leaders a step-by-step MTSS framework
The book is aimed at school and district leaders who want systemwide literacy improvement. It guides them through building a multitiered system of supports (MTSS) and designing reading supports. It also covers aligning assessment with instruction, leading collaborative teams, and building a culture where data drives decisions across the school.
Authors bring Iowa state-level and university experience
Brown, a PhD, has served as bureau chief leading special education and MTSS implementation for the state of Iowa. Her other roles include district special education director, professional learning administrator, school psychologist and professional learning leader in the ed-tech assessment industry. Stollar, also a PhD, is an assistant professor at Mount St. Joseph University.
Reviewer Jon Potter calls the book a road map for putting the science of reading into practice
Potter, a senior technical assistance expert, called the book a "much-needed road map" for turning the science of reading into school practice through an MTSS framework. He said its activities and agendas give educator teams tools to review their current systems and act on the book's guidance.
Two-day workshops led by Brown or Stollar extend the book into practice
Solution Tree is running two-day MTSS for Reading Improvement workshops led by either author. Sessions cover building a research-aligned reading improvement system, making data-driven decisions and forming collaborative teams to sustain progress.