Mathias Harzhauser is head of the Geological-Paleontological Department of the Natural History Museum Vienna (Austria). His research topics include the palaeobiogeographic and climatic development of Eurasia over the last 30 million years. The focus is on marine and continental mollusc faunas. In addition to numerous scientific publications, he has published popular science books, curated more than ten geoscientific exhibitions and was responsible for the concept of the geotainment part Fossilienwelt Weinviertel in Austria. He is corresponding member of the Austrian Academy of Sciences since 2017 and was appointed university professor at the University of Graz in 2022 and is teaching at the universities Graz and Vienna.