Chris Heartsill is currently certified by the American Board of Forensic Toxicology as a Diplomate – Forensic Toxicology and received his B.S. degree in Chemistry from East Central University in 1991. Chris has been working in analytical chemistry for over 33 years with more than 29 years of forensic toxicology experience including the areas of human performance forensic toxicology, postmortem forensic toxicology, and forensic laboratory quality management. Chris is currently working as the Regional Toxicology Liaison for NHTSA Region 7. He was previously the Quality Manager for the Dallas Police Department Crime Scene Response Section. Prior to coming to the Dallas Police Department, he served as the Quality Manager for the Tarrant County Medical Examiner’s Office in Fort Worth, Texas and the Toxicology Supervisor, Toxicologist, Quality Manager, and Breath Testing Technical Supervisor at the Dallas County Medical Examiner’s Office in Dallas, Texas. Chris is an active member of the Society of Forensic Toxicologists, currently serving as the President Elect, member of the Finance Committee, and Editor of ToxTalk. Other professional organizations include the Southwestern Association of Toxicologists, serving two individual terms as President, Grant Committee Chair, and Historian, the Texas Association of Crime Laboratory Directors, and the National Safety Council Alcohol, Drugs & Impairment Division, serving on the Executive Board and performing duties as Secretary. Chris participates in the creation of standards, guidelines, and best practices by serving on the OSAC Toxicology Subcommittee.