Drs. H.Th.M. (Hein) Pieper is dijkgraaf [chair] of Waterschap Rijn en IJssel [regional water authority Rijn en IJssel] since 2011 and president of the European Union of Water Management Associations. He has been vice-chairman of the Unie van Waterschappen [Dutch Water Authorities] from 2015 to 2021 and expert in the Horizon Mission Board, advising the European Commission on climate adaptation and social transformation (2019-2021). In these positions he connects parties and partners, thereby putting water and water management on the international, national and regional agenda.