Prof. Piotr Olszewski, PhD, DSc, is a graduate of the Faculty of Civil Engineering at Warsaw University of Technology, where he also obtained his doctorate in 1990. He gained experience in the field of transport planning at the Institute of Environmental Design in Warsaw. From 1981 to 2007, he worked at Nanyang Technological University in Singapore, where he taught courses in transport engineering and logistics. His research focused on modelling travel behavior as well as vehicular and pedestrian traffic. Since 2008, he has been working at the Faculty of Civil Engineering at Warsaw University of Technology. In 2009, he obtained his Doctor of Science degree, and in 2021, he was granted the title of professor. From 2016 to 2020, he served as the director of the Institute of Roads and Bridges at the Faculty of Civil Engineering. His scientific interests include road safety, traffic management, pedestrian traffic, and transport telematics.