Classroom Management & Behavior

Jessica Djabrayan Hannigan, EdD, works with US schools and districts to design and implement effective social-emotional and behavioral systems. Her expertise includes RTI, PLCs, MTSS, PBIS, restorative practices, social-emotional learning, and more.

Calli Lewis Chiu, PhD, is an associate professor in the Department of Special Education at California State University, Fullerton (CSUF). Before joining CSUF in 2018, she was an assistant professor at California State University, Bakersfield, and Shippensburg University.