She teaches undergraduate and graduate courses.Dr. Walker’s research interests include positive behavioral intervention supports (PBIS), students with emotional and behavioral disabilities (EBD), social skill instruction, teacher education, and exclusionary discipline. She has presented nationally and is a member of the Council for Exceptional Children, the Teacher Educator Division of CEC, American Educational Research Association, and the Council for Learning Disabilities. Dr. Walker has published several peer-reviewed journal articles and book chapters on PBIS, student engagement, and tiered interventions.