Through this Switzer Leadership Grant, Lauren Richter contributed as a key member of the Silent Spring Institute PFAS research team. PFAS are a class of extremely persistent synthetic chemicals common in nonstick, stain-resistant, and waterproof consumer products and widely found in drinking water of millions of Americans. Lauren led community workshops on PFAS at regional and national conferences, investigated the public costs of PFAS drinking water contamination on Cape Cod, and provided expert testimony at hearings on PFAS bills before state legislative committees in Rhode Island.