In this introductory episode on PFAS—also known as per- and polyfluoroalkyl substances—hosts Anchal Malh and Natalie Conti meet with Phil Brown, the Director of the Social Science Environmental Health Research Institute and Codirector of the PFAS Project Lab at Northeastern University. During their conversation, they explore the history of PFAS. They trace PFAS’s origins to household products and discuss how these chemicals are ever-present in our bodies and environment today. Tune in to uncover more about these “forever chemicals.”