Bożena GAJDZIK, Professor at the Silesian University of Technology, Poland. PhD, Eng. Assoc. Professor. She is the author/coauthor of over 630 scientific publications and 30 books and monographs. Scientific fields: production engineering, business management, steel manufacturing, sustainable development, smart factory. Magdalena JACIOW, Professor at the University of Economics in Katowice, Poland. PhD, Assoc. Professor. Scientific fields: market participant behaviors; methodology and methods of market and marketing research, the issue of equivalence in international research. Author/coauthor of over 120 scientific publications. Radosław WOLNIAK, Professor at the Economics and Informatics Department at the Silesian University of Technology, Poland. His achievements include over 500 publications. Scientific fields: quality management, Industry 4.0, methods of quality management, innovativeness, smart factory. Robert WOLNY, Professor at the University of Economics in Katowice, Poland. PhD, Assoc. Professor. Head of the Department of Digital Economy Research. Author/coauthor of over 160 scientific publications, including 6 monographs. Scientific fields: e-services and behavior of market entities in the digital economy.