“…Finally, the need for ways to code more qualitative information regarding individual behavior which emerged from the data justifies additional differentiating subcategories of Signs of functionality (3.4) and Signs of emerging intentionality (3.5). These qualitative differences are linked with the emergence of intentional communication (Jansen et al, 2013;Neerinckx, Vos, Van Den Noortgate, & Maes, 2014;Paavola, Kunnari, & Moilanen, 2005;Prizant & Wetherby, 1987;Rowland, 2011). Signs of functionality (3.4) is applicable in case the behavior of the individual is less idiosyncratic, thus, assigning a function is less ambiguous.…”