Margaret Willis is a registered nurse with over 20 years of experience. She earned a Master of Public Health in environmental and occupational health at the University of Washington in 2015. She holds bachelor’s degrees in nursing and psychology. She completed a 2-year fellowship with the Environmental Protection Agency’s Office of Children’s Health Protection. Throughout her career, she has worked to promote positive health outcomes. She has contributed to federal and state children’s environmental health programs. She has coordinated public health interventions to reduce children’s exposures in daycares. She has served as an environmental health resource for families, clinicians, and public health professionals. As part of the NW PEHSU, Margaret responds to environmental health inquiries, coordinates special projects, and collaborates on education and outreach activities.