“…As reflected by the concerns raised about the changes in the DSM-5, including diminished sensitivity of the diagnostic criteria for young children (Barton et al 2013;Frazier et al 2011;Gibbs et al 2012), there is not a current consensus within the field on the boundaries or symptom clusters of autism. However, the importance of early detection and intervention for children with ASD and their relationship with positive outcomes has been well established (Howlin, 1998;Lord & McGee, 2001;MacDonald, Parry-Cruwys, Dupere, & Ahearn, 2014;Rogers & DiLalla, 1991;Rogers, Herbison, Lewis, Pantone, & Reis, 1986;Rogers & Lewis, 1989;Schopler, Reicheler, Bashford, Lansing, & Marcus, 1990;Strain, Kohler, & Goldstein, 1996).…”