“…For example, during a discussion activity with peers, a student with extensive support needs may be considered engaged for all the following behaviors: rocking back and forth, handling relevant materials, and responding to a peer with a voice output device (Cosbey & Johnston, 2006). A student with language and behavioral support needs (e.g., students with or at-risk for EBD) may NONCOMPLIANCE MEASUREMENT 12 be considered engaged when transitioning independently to a new location, visually attending to instruction, or completing activities with proper supports such as visual activity schedules (Zimmerman et al, 2017), within-activity choice (Cole & Levinson, 2002), or academic supports (e.g., hundreds chart; Zimmerman et al, 2020). Individual differences in how students access instruction, and thereby demonstrate engagement, often necessitates an individualized definition of engagement.…”