Description Institute of Education Sciences (June 2008) Diane P. Bryant, Brian R. Bryant: Mathematics Interventions: Courage to Risk Citation Bryant, D. P., & Bryant, B. R. (2009). Mathematics interventions: Courage to risk. More by These Authors RTI Implementation Among Special Educators: An Observation Study A Synthesis of Interventions for Improving Oral Reading Fluency of Elementary Students With Learning Disabilities Evidence-Based Intervention for Primary Age Students With Mathematics Challenges