1. Gisela Skopp is head of the Department of Forensic Toxicology at the Institute of Legal and Traffic Medicine, Heidelberg, Germany. She has over 20 years of analytical experience in post-mortem toxicology, driving under the influence of drugs as well as in quality assurance. She is currently on the executive committee of the German Society of Legal Medicine, and editor for The International Journal of Legal Medicine and Archiv für Kriminologie.