What is the primary purpose of the Picture Exchange Communication System (PECS)?

The primary purpose of the Picture Exchange Communication System (PECS) is to facilitate communication through picture exchange. PECS is designed specifically for individuals with communication challenges, particularly those with autism, to help them express their needs, wants, and thoughts using pictures instead of traditional language. This method encourages communication by teaching users to exchange pictures for desired items or actions, which can lead to increased interaction and improved social skills.

The focus of PECS is not on traditional language development, such as spelling and grammar, nor is its primary goal to enhance academic performance or directly reduce behavioral issues. While improved communication may lead to a decrease in frustration-related behaviors and could indirectly enhance academic performance through better engagement, these aspects are secondary to its main objective of facilitating effective communication through visual supports.