The finding that three children with ASD were taught to use an iPad PECS app was conclusive, though one participant retained a preference for use of the traditional PECS book

This review provides a summary and appraisal commentary on the treatment review by Ganz, J., Hong, E., & Goodwyn, F. (2013). Effectiveness of the PECS Phase III app and the choice between the app and traditional PECS among preschoolers with ASD. Research in Autism Spectrum Disorders, 7(8), 973-983.Source of funding and disclosure of interest: The original authors reported that Pyramid Educational Consultants donated the PECS III tablet computer application used in the study, at a cost of $9.99. All other funding was provided by a grant from the Office of the Vice President for Research's Program to Enhance Scholarly and Creative Activity and by the Center on Disability and Development (Texas A&M University). No disclosure of interests was reported, but the original authors did state that no Pyramid Educational Consultants staff were involved in any aspect of the research decision, activities, data analysis, or writing of the manuscript. © 2013 © 2013 Taylor & Francis.