István Gábor Hatvani is a senior research fellow at the HUN-REN Research Centre for Astronomy and Earth Sciences and a lecturer at the Eötvös Loránd University. In his research, he is primarily interested in the background of past climate changes with a special focus on the geostatistical and spectral analysis of geochemical and paleoclimate datasets while being involved in the spatiotemporal recalibration of hydrological monitoring networks. Among many he was awarded the Junior Prima Prize, the Young Scientist Prize for Environmental Research, and the Danubius Young Scientist Award given by the Austrian Federal Ministry for Science, Research and Economy, Institute for the Danube Region and Central Europe. He is the author of approx. 80 international SCI papers with more than 1000 independent citations. Out of these 16 were published in journals belonging to the top 10% of their subject area and six to the top 1%. István also works as an editor at Open Geosciences, Central European Geology and International Journal on Geomathematics. Additionally, he is the secretary of the Committee for Earth sciences of the Hungarian Academy of Sciences and a board member of the Hungarian Young Academy, while being a member of the International Association of Mathematical Geosciences.