Maria D. H. Koeppel, PhD, is an Associate Research Scientist at NDRI-USA in Leawood, Kansas. She holds a PhD in Criminal Justice, with specialized training in research design, behavioral health, and first responder wellness. Her work focuses on translating scientific evidence into practical strategies that improve health outcomes for EMS and firefighters Dr. Koeppel serves as Principal Investigator on an NIH-funded national study examining alcohol use among EMS clinicians, leading mixed-method research that includes qualitative interviews and large-scale survey analyses. She collaborates closely with national organizations including the National Registry of EMTs, the American Ambulance Association, and the National Association of State EMS Officials. She is focused on producing workforce-focused research to advance evidence-based approaches that support the well-being of EMS clinicians.