Prof. Dan Dietrich earned his Masters in Toxicology at the ETH Zuerich Switzerland, where he also graduated with a PhD in Toxicology in 1988. He worked as head of the ecotoxicology laboratory at the Institute of Toxicology until his venia legendi in Toxicology, upon which he moved to the University of Pittsburgh as Associated Professor at the Department of Environmental and Occupational Health. Since 1996 he is full professor for Human and Environmental Toxicology at the University of Konstanz in Germany with a specific interest on human health risks of natural and anthropogenic substances incl. „endocrine disrupting compounds“. From 1996 – 2000 he worked as an Adjunct Professor of Toxicology, Department of Environmental and Occupational Health, Graduate School of Public Health, University of Pittsburgh, USA and as an Adjunct Associate Professor, Swiss Federal Institute of Technology (ETH), Zurich, Switzerland in keeping with his full tenure as professor of toxicology at the University of Konstanz. From 2005-2006 he served as an expert recourse judge for the court of mediation and appellation at the Swiss supreme court, Bern, Switzerland. Dan has been on several expert panels, chair of the endocrine task force of the JRC-ECVAM, an expert and co-chair of the OECD VMG NA on endocrine disruption and an elected external on the topic of „Life Sciences for human well-being“ for the European Parliament. He was co-founder of the European IMI-JU funded SafeSciMET Program pan-European continuing education and master’s program on Safety Sciences in 2010. Since 2016 he coordinates the continuing education courses offered in the quest of promoting better trained toxicologist and safety scientist. He is the Editor-in-Chief of Chemico Biological Interactions and Computational Toxicology and serves on the editorial boards of a number of other international journals. Dan is a member of the Society of Toxicology, the Germany Society of Toxicology, a Fellow of the Academy of Toxicological Sciences and a registered European Toxicologist.