born in1949, studied at the ETH Zürich, where he also acquired his doctoral degree later. Subsequently, he went to the University of Southern California Los Angeles as a postdoc. From 1981, he spent two years as a researcher at the University of Basel before he returned to the ETH Zürich. Weissert has been given the title Professor of Sedimentary Geology at ETH Zürich in 1993. His main research areas are sedimentary geology and earth history, palaeoclimatology as well as alpine geology.