Bartosz Szeląg is the author of the doctoral dissertation "Influence of the shape of the stormwater inflow hydrograph on the capacity and selection of downstream facilities". He is a specialist in the field of urban catchment modelling using hydrodynamic and statistical models. He has authored works on development and calibration of hydrodynamic models for quantitative and qualitative forecasting using probabilistic methods (GLUE). He has also developed numerous probabilistic models for sizing retention reservoirs and overflows taking into account stochastic rainfall characteristics and uncertainty parameter of hydrodynamic models.

His current research directions are focused on implementation of statistical methods for evaluation of stormwater network operation in the aspect of its potential modernisation, development of methods for dimensioning facilities in stormwater systems taking into account the dynamics of rainfall changes over many years, rainfall origin and changes in area imperviousness. He also works with applications of machine learning methods to model the operation of sewage networks and the quality of wastewater, taking into account the uncertainty in the context of urban catchment management and the optimal selection of green infrastructure facilities. He also conducts research in the field of modelling and control of technological processes in wastewater treatment plants. He has authored/co-authored more than 82 publications Indexed in Web of Science, 90 indexed in Scopus as well as 2 monographs.

Adam Kiczko is the author of the doctoral dissertation "Controlling the Siemianówka Dam Reservoir taking into account the environmental needs of the Narew Valley". He has professional experience in developing hydro-engineering projects. He is a specialist in the field of uncertainty analysis in mechanistic and statistical models, as well as control and stochastic optimisation under uncertainty. Programming specialist (MATLAB, C ++, Octave, Python). He co-authored works on calibration and sensitivity analysis of hydrodynamic models for urban catchments river systems, open channels and numerous studies on water management. His current research is focused on creating probabilistic models for reservoir design taking into account uncertainty in hydrodynamic models, as well as CFD and numerical modelling of transient conditions. He has authored/co-authored more than 53 publications Indexed in Web of Science, 43 indexed in Scopus as well as 1 monograph.

Grzegorz Lagód is the author of the doctoral dissertation "Modelling of sewage biodegradation in gravity sewer system". He has a scientific background related to modelling changes in wastewater quality in sanitary, combined sewer and stormwater systems, wastewater treatment plants and receiving waters, as well as application of GIS for development and calibration of stormwater system models. He is a co-author of works on calibration and sensitivity analysis of hydrodynamic models of urban catchments, influence of processes occurring in the sewage system on the operation of wastewater treatment plants, and influence of wastewater treatment plants and stormwater drainage on receiving waters. He specialises in the application of bioindication and electronic sensing methods in water and wastewater quality assessment as well as analysing the performance of wastewater treatment plant bioreactors. His current research directions are focused on the development of methods useful for evaluation of sewer networks performance in the aspect of their potential modernisation due to changes in catchment development as well as quantity and quality of transported wastewater and sediments. He has authored/co-authored more than 166 publications Indexed in Web of Science, 168 indexed in Scopus as well as 11 monographs.

Marek Sokáč is a graduate from Slovak University of Technology, Bratislava, with a specialisation in Hydraulic Engineering and Water Resources Management. In 2009, he received the associate professor degree for his thesis titled "Modelling the impacts of discontinuous pollution sources on surface water". He participated in several study visits and postgraduate courses in Denmark, Netherlands, Italy, Belgium, and Canada. He has been principal investigator and co-worker in more than 15 national and international projects, local team deputy leader on two EU-funded projects (7FP and Horizon 2020) and participated in more than 50 technical design or expertise projects. Between 2003-2008, he was a project manager of the infrastructure project "Environmental improvement of the Liptov region" FM 2002 SK 16 P PE 009 (10,52 mil., construction of sewer systems, total 72 km). His research expertise revolves around sewer systems, urban drainage, urban hydrology, water quality, pollution spreading in water bodies, numerical simulation. He is currently engaged in localisation of pollution sources based on monitoring data (inverse task). He has authored/co-authored more than 200 publications, including 3 monographs, 2 chapters in monographs, 22 publications indexed in Web of Science, and 33 indexed in Scopus.

Yvetta Velísková is a graduate from Slovak University of Technology, Bratislava, with a specialisation in Hydraulic Engineering and Water Resources Management. In 1995, she received PhD degree with the thesis "Judgement of surface water dispersion characteristics with 2-D idealization". Her research interests include surface water and groundwater flow, their mutual interaction, pollution spreading in water bodies and numerical simulation of those phenomena, hydrodynamics of flow with free water level (like in sewer system), hydrology and water quality problems. She was principal investigator and co-worker in more than 20 national and international projects and expertise as well as institutional team leader in two EU funded projects within the 7FP and Horizon2020 programmes. She has been involved with more than 200 scientific publications, including 2 monographs, 5 chapters in monographs, 45 publications indexed in WOS, and 67 indexed in Scopus.

Cecilia Bruni conduct studies in the Environmental - Chemical Engineering sector at Marche Polytechnic University, Italy. Her research revolves around treatment and valorisation of wastewater, organic waste, and secondary sewer flows, for the purpose of maximizing recovery processes and minimizing environmental impacts. She also works in the field of sustainable development of urban catchments, aimed at improving the operation of sewage networks and reducing the amount of pollutants reaching the receiver. She has authored/co-authored 6 publications Indexed in Web of Science, 6 indexed in Scopus as well as a monograph chapter.

Francesco Fatone is a specialist in the field of water and wastewater management. He has co-authored numerous solutions in the field of sustainable development of urban catchments, aimed at improving the operation of sewage networks, reducing the amount of pollutants reaching the receiver and minimizing greenhouse gas emissions to the atmosphere. He is a specialist in the field of advanced technological processes implemented in wastewater treatment plants (removal of biogens, microplastics, xenobiotics, industrial substances) and optimisation of these processes based on computational systems in the field of the facility's life cycle, taking into account technical, environmental and social aspects. He has authored/co-authored more than 93 publications Indexed in Web of Science, 148 indexed in Scopus as well as 10 chapters in monographs.