Janusz Sobieraj: Assistant Professor in the Department of Building Engineering, Faculty of Civil Engineering at the Warsaw University of Technology. He is a civil engineer with a degree from the Warsaw University of Technology, and holds a PhD in economic sciences in the field of management sciences from the Department of Computer Science and Management of the Wrocław University of Technology. He is an author of several books on construction management, strategic management, and industrial revolution 4.0. His research interests are primarily in the areas of construction management, entrepreneurship, applied economics, mobility factors, productivity, organisations and management, and technologies. ORCID: http://orcid.org/0000-0002-0819-7384