Rachel Zajac-Fay, MS, is a Senior Scientist for Geosyntec Consultants in Tampa, Florida. Rachel has 18 years of professional experience in environmental consulting. She specializes in ecological risk assessments, ecotoxicology, contaminated site assessments, and emerging contaminants. Rachel specializes in emerging contaminants including per- and polyfluoroalkyl substances (PFAS) and microplastics and is a practice leader for Geosyntec’s Microplastics group.