PFAS: Science, Risk, and Communication

A conversation with Gavin Dehnert (Emerging Contaminants Scientist, University of Wisconsin–Madison) and Lyn van Swol (Professor of Communication Arts, University of Wisconsin–Madison) about Perfluoroalkyl and Polyfluoroalkyl Substances (PFAS)--also known as "forever chemicals". We discuss their movement and origin, toxicity, and strategies for communicating risks and resources for different communities. Released September 25, 2026.