This evidence-based practices (EBP) brief describes the Picture Exchange Communication System (PECS), which is designed to teach individuals to communicate in social contexts. Learners are taught to give a picture of a desired item to a communicative partner in exchange for the item.

The National Professional Development Center on Autism Spectrum Disorder (NPDC) was funded by the US Department of Education until 2014. �The goal of the NPDC was to promote the use of evidence-based practices (EBPs) for children and youth with ASD, birth to 22 years of age.� [Website]