Magdalena Ziolo is Full Professor at University of Szczecin, Poland. Her research and teaching scope focus on finance, banking and sustainability. She has extensive experience gained in financial institutions. She has received scholarships from the Dekaban-Liddle Foundation (University of Glasgow, Scotland) and Impakt Asia Erasmus + (Ulan Bator, Mongolia). She is a Member of Polish Accreditation Commission, Member of the Financial Sciences Committee of PAS (the Polish Academy of Sciences), Member of the Advisory Scientific Committee of the Financial Ombudsman, Expert of the National Centre for Research and Development, Expert of the National Science Centre and the National Agency for Academic Exchange, Expert of the Accreditation Agency of Curacao. She was a member of State Quality Council, Kosovo Accreditation Agency and visiting professor of University of Prishtina (Kosovo). She is Principal Investigator in the research projects funded by National Science Center,Poland in the field sustainable finance. She is the author and editor of numerous books, mostly about financing sustainable development.

Chapter 1: Introduction Magdalena Ziöo.- Chapter 2: Theoretical framework of sustainable business models Anna Spoz.- Chapter 3: Fuzzy logic concept Iwona B¿k, Maciej Oesterreich.- Chapter 4: Fuzzy logic in finance Anna Spoz, Magdalena Ziöo.- Chapter 5: Fuzzy logic in business Beata Zofia Filipiak.- Chapter 6: Cooperation between financial institutions and companies - fuzzy business models Beata Zofia Filipiak, Magdalena Ziöo.- Chapter 7: Conclusion and recommendations Magdalena Ziöo.