Zbigniew W. Kundzewicz, a Corresponding Member of the Polish Academy of Sciences and a Member of Academia Europaea is a Professor of Earth Sciences (since 1993) at Poznan University of Life Sciences. He has been a Coordinating Lead Author of Chapter 13 (Europe) in IPCC (Intergovernmental Panel on Climate Change) WG2 TAR (Climate Change - Impacts, Adaptation, Vulnerabilities); Chapter 3 (Freshwater resources and their management) in IPCC WG2 AR4; IPCC Technical Paper on Climate Change and Water; and Chapter 4 of the IPCC Special Report on Extremes; hence part of the inner circle of the IPCC (2007 Nobel Peace Prize laureate). He has been a Member of the Advisory Board on the Environment (including Climate Change) of the European Union Seventh Framework Programme, Editor-in-Chief of an international scientific bi-monthly „Hydrological Sciences Journal” and member of editorial boards of several scientific journals. He has been a recipient of two Polish state orders: Golden Cross of Merit and Knight’s Cross of Polonia Restituta, a Tison Award of IAHS (1987), a Great Golden Seal of the City of Poznań (Poland) (2008), a Dooge Medal of the IAHS/UNESCO/WMO International Hydrology Prize (2017) and a Prince Sultan Bin Abdulaziz International Prize for Water – The Surface Water Prize (2020). He has published nearly 600 scientific publications.