**About the Special Issue Editors**

**Artur Radecki-Pawlik** (Prof., Ph.D., PE) is a river engineer who works at the Division of Structural Mechanics and Material Mechanics, Faculty of Civil Engineering, Cracow University of Technology. His research is related to river and mountain stream hydraulics, low-head hydraulic structures, river engineering, river morphology, hydrology, and sediment transport. Artur is an author or co-author of more than 70 scientific articles published in respectable journals (e.g., *River Research and Applications, Science of the Total Environment, Geomorphology, Water, Journal of Mountain Science*, and others). He is also an author and a co-editor of 10 books, including 2 international books: *Rivers – Physical, Fluvial and Environmental Processes* (Springer, 2015) and *Open Channel Hydraulics, River Hydraulic Structures and Fluvial Geomorphology* (CRC—Taylor and Francis, 2018).

**Tom ´aˇs Galia** (Ph.D.) is a fluvial geomorphologist who works at the Dpt. of Physical Geography and Geoecology, University of Ostrava, Czech Republic. His research is related to geomorphology and sediment transport in steep mountain streams, which also includes the impacts of human disturbances on sediment connectivity. Moreover, he has been working with processes related to instream wood in Mediterranean and Central European landscapes over the past few years. Toma´s is ˇ an author or co-author of more than 35 scientific articles published in respectable journals (e.g., *Water Resources Research, Science of the Total Environment, Catena*, and others).
