Dr Daniel E. Arrieta earned his PhD in pharmacology and toxicology from the University of California, Davis in 2005. Upon graduating he spent one year working at the National Institute of Occupational Safety and Health (NIOSH) as an Associate Service Fellow studying the effects of chemical allergens using a murine (mouse) model. In 2006, Daniel accepted a position at Chevron Phillips Chemical LP as a staff toxicologist where he manages and provides technical support to the Specialty Chemicals and Drilling Specialties business lines in matters related to chemical management programs (e.g. EU, UK and South Korea REACH) and global registrations (e.g. Australia, Canada, China, United States, and Offshore Drilling in The North Sea), coordinates and monitors toxicity testing, and participates in various trade associations. Daniel chairs the American Chemistry Council (ACC) Hydrocarbon Solvents Panel. He is a Diplomat of the American Board of Toxicology (DABT®), European Registered Toxicologist (ERT), member of the Society of Toxicology, American Industrial Hygiene Association, and the Workplace Environmental Exposure Level (WEEL®) committee (former chair). He also participates on the Industry Advisory Committee for the Environmental & Occupational Health Department and Ergonomics Center at the Texas A&M School of Public Health, has taught courses at professional scientific meetings, assisted with the K-12 Outreach initiatives sponsored by the Society of Toxicology, and co-authored a book chapter on hazard identification for beginners.