soft cover book in great condition, no highlights on pages, marks on the front cover from being stored with other books but overall in great condition. The product is a textbook titled "Interventions for achievement and behavior problems in a three-tier model including RTI" authored by Hill M. Walker and Mark R Shinn. Published in 2010 by NASP, the text is written in English and is targeted towards special education students. It likely discusses various strategies and interventions to address achievement and behavior problems in a three-tier model, including RTI (Response to Intervention). This textbook would be a valuable resource for educators and professionals in the field of special education looking to improve academic and behavioral outcomes for students.