Description Idaho State Department of Education RTI Conference (April 2010) Greg Roberts: Response to Intervention: Models, Methods, and Musings Citation Roberts, G. (2010). Response to intervention: Models, methods, and musings. More by These Authors Causal Mediation in Educational Intervention Studies Minimal Responders Over Time: Year 3 The Effects of Collaborative Strategic Reading Instruction on the Reading Comprehension of Middle School Students: Year 2 Replication