Dr. Hugh Hayes has been a Research Chemist at NIST since 2018 and is the Dietary Supplement Reference Materials Program Coordinator. He primarily focuses on developing analytical methods and reference materials for dietary supplements including raw botanical materials. He co-leads the Dietary Supplement Laboratory Quality Assurance Program (DSQAP) which supports the measurement needs within the dietary supplement communities through interlaboratory comparison studies. Prior to his role in the dietary supplement industry, Hugh has developed multidimensional chromatographic methods for the detection and identification of polycyclic aromatic hydrocarbons (PAHs) in environmental samples. Hugh is also an Adjunct Professor in the Forensic Science Graduate Program at Stevenson University.