Published on in Vol 5, No 12 (2017): December
1 Human Sciences Research Council, Pietermaritzburg, South Africa
2 Medical Research Council / University of the Witwatersrand Developmental Pathways for Health Research Unit, Department of Paediatrics, Faculty of Health Science, University of the Witwatersrand, Johannesburg, South Africa
3 PATH, Johannesburg, South Africa
4 University of the Witwatersrand, Johannesburg, South Africa
5 Assistive Technologies in Autism and Intellectual Disability, National University of Ireland, Galway, Ireland
6 Department of Science and Technology–National Research Foundation Centre of Excellence in Human Development, University of the Witwatersrand, Johannesburg, South Africa
*all authors contributed equally