This online article from Raising Children Network’s Parent Guide to ASD Therapies describes and evaluates the Picture Exchange Communication System (PECS), which uses visuals to support communication. The article concludes that some research has shown positive effects from PECS, but that further research is needed.

Raising Children Network is an information resource maintained by a partnership of agencies in Australia. Its website offers “evidence-based content you can trust on hundreds of topics about raising children and looking after yourself as a parent.” [Website]