Andrew Worth is a senior scientific officer at the European Commission’s Joint Research Centre (JRC), where he leads the Predictive Toxicology Group within the Chemical Safety and Alternative Methods Unit. The unit incorporates the EU Reference Laboratory for Alternative to Animal testing (EURL ECVAM), and is part of the JRC’s Directorate for Health, Consumers and Reference Materials. The JRC provides independent scientific and technical support to the European Commission and other policy makers in the EU. Dr Worth has degrees in Physiological Sciences and in Linguistics from Oxford University, and a PhD in Computational Toxicology from Liverpool John Moores University. He has over 180 publications in the area of predictive toxicology, and has a particular interest in the development and assessment of computational methods and their application in the regulatory assessment of chemical safety. During 2012, he held an ORISE fellowship while working at the US Food and Drug Administration's Center for Food Safety and Applied Nutrition (FDA CFSAN). Dr Worth is a member of the editorial boards of ATLA (Alternatives to Laboratory Animals) and Computational Toxicology.