Host: Paul Rokuskie Over the past two decades, the world has seen a dramatic rise of individuals being diagnosed with autism spectrum disorder. For decades scientists and medical professionals have been researching various aspects of this disease to uncover genetic and environmental factors explaining this rapid increase in prevalence; however, discovering definitive clues to causality has proven elusive. Host Paul Rokuskie talks with Dr. Craig Newschaffer, Professor, Associate Dean for Research, and Director of the A.J. Drexel Autism Institute about the latest research findings into environmental factors affecting autism risk.