“…Some differences seen between typically developing children and children with ASD include reduced vocal expressions, anticipatory gestures, social reciprocity, facial expressions, affection, and eye contact (American Psychiatric Association, 2013;Szatmari, Archer, Fisman, Streiner, & Wilson, 1995). Common therapeutic interventions aimed at helping children with autism to navigate the social world include many hours of intensive practice of social skills and related foundational behaviors (e.g., applied behavior analysis (Anderson & Romanczyk, 1999;Foxx, 2008), pivotal response training (Pierce & Schreibman, 1995), or the Early Start Denver Model (Dawson et al, 2010)). One challenge common to all these interventions is maintaining engagement over the many hours of practice they require, particularly given that the interaction may not have any inherent appeal for the child.…”