Okke Batelaan holds a PhD in Engineering from the Free University Brussels and a MSc in Hydrogeology from the Free University of Amsterdam. He is a Strategic Professor in Hydro(geo)logy, College of Science and Engineering, Flinders University, Adelaide, Australia, since 2012. At Flinders University, he is Chief Investigator in the National Centre for Groundwater Research and Training and teaching courses in groundwater hydrology, groundwater modelling, and integrated water resources management. Previously, he worked for more than 20 years at the Free University Brussels and the KU Leuven, Belgium. He is passionate about guiding students in their research; he supervised more than 200 MSc/PhD students from all continents. Professor Batelaan has research expertise and an extensive publication record in shallow groundwater hydrology, recharge-discharge estimation, urban hydrology, distributed hydrological/groundwater modeling, ecohydrology, impacts of landuse and climate change on groundwater systems, and history of hydrology. His main interest is in advancing hydro(geo)logy at the interface with other fields of sciences through transdisciplinary collaboration. He has collaborated with many researchers and institutes in projects in Australia, Europe, Asia, South America and Africa. Professor Batelaan is editor-in-chief of the Journal of Hydrology: Regional Studies. Profile: https://www.flinders.edu.au/people/okke.batelaan