Abstract Background A core difficulty for individuals with autism is making friends and successfully engaging and interacting with peers. The majority of measures to assess peer interactions are observations in a school setting or self-report. The present study examined the convergent validity of using a teacher rating scale. the Penn Interactive Peer Play Scale (PIPPS). https://www.roneverhart.com/Corvette-Door-Panel-Dark-Blue-Standard-RH-1973-1975/