Rafał Mierzwiak currently works at the Faculty of Management Engineering, Poznań University of Technology, where he heads the Laboratory of Quantitative Methods and Grey Systems. His research interests include the application of grey systems theory in management and quality sciences, taking into account methodological and epistemological issues. He actively collaborates with the most important research centres in the field of grey systems theory. He currently serves as Deputy Secretary General for the International Association of Grey Systems and Uncertainty and is a member of The IEEE Systems, Man, and Cybernetics Society (TC on Grey Systems). He has repeatedly participated in international conferences where he presented his research in plenary sessions. His papers and research articles have also received numerous awards from the grey systems theory research community. He has participated in many international research projects.

• .- Introduction..- Category of greatness in management science research..- Characteristics of grey analytic models and their application potential in management science research..- The use of grey system theory methods in management sciences in literature study..- Model for the selection of grey research methods in management sciences..- Bibliography.

Rafał Mierzwiak currently works at the Faculty of Management Engineering, Poznań University of Technology, where he heads the Laboratory of Quantitative Methods and Grey Systems. His research interests include the application of grey systems theory in management and quality sciences, taking into account methodological and epistemological issues. He actively collaborates with the most important research centres in the field of grey systems theory. He currently serves as Deputy Secretary General for the International Association of Grey Systems and Uncertainty and is a member of The IEEE Systems, Man, and Cybernetics Society (TC on Grey Systems). He has repeatedly participated in international conferences where he presented his research in plenary sessions. His papers and research articles have also received numerous awards from the grey systems theory research community. He has participated in many international research projects.

• .- Introduction..- Category of greatness in management science research..- Characteristics of grey analytic models and their application potential in management science research..- The use of grey system theory methods in management sciences in literature study..- Model for the selection of grey research methods in management sciences..- Bibliography.

Rafał Mierzwiak currently works at the Faculty of Management Engineering, Poznań University of Technology, where he heads the Laboratory of Quantitative Methods and Grey Systems. His research interests include the application of grey systems theory in management and quality sciences, taking into account methodological and epistemological issues. He actively collaborates with the most important research centres in the field of grey systems theory. He currently serves as Deputy Secretary General for the International Association of Grey Systems and Uncertainty and is a member of The IEEE Systems, Man, and Cybernetics Society (TC on Grey Systems). He has repeatedly participated in international conferences where he presented his research in plenary sessions. His papers and research articles have also received numerous awards from the grey systems theory research community. He has participated in many international research projects.

• .- Introduction..- Category of greatness in management science research..- Characteristics of grey analytic models and their application potential in management science research..- The use of grey system theory methods in management sciences in literature study..- Model for the selection of grey research methods in management sciences..- Bibliography.