Dr. Giorgos Tsiolis is a Professor of “Research Methodology in Social Sciences – Qualitative Research Methods” at the Department of Sociology, University Crete (Greece). He studied Philosophy and Social Sciences at the University of Crete and continued his doctoral studies in Germany and Denmark. He completed his doctoral thesis in 2002 at the Department of Sociology of the University of Crete. His academic interests include issues on social research methodology, qualitative methods, biographical narrative research, and sociology of work. In addition to the University of Crete, where he has been a member of the teaching staff since 2007, he has taught at the University of the Aegean and the Hellenic Open University. In 2011 he was a Visiting Research Fellow at the University of Frankfurt and in the spring of 2018 at the University of Vienna. He is a member of the SoDaNet Network, which constitutes the national research infrastructure for social sciences in Greece, as well as the scientific coordinator of the social data repository of the University of Crete. Since July 2023, he is vice-president of the Research Committee 38 "Biography and Society" in the International Sociological Association (ISA). Also, from December 2023, he has been appointed as a member of the Social Sciences Sectoral Scientific Council of the National Research, Technology and Innovation Council. He has published books as well as articles in international journals and collective scientific volumes. 

Selected publications (Books)

• G. Tsiolis, (2023) Precarious biographies. Career Pathways and Identities in the Transforming World of Work. Athens: Gutenberg (in Greek)
• G. Tsiolis & M. Christodoulou, (2021). Social causation and Biographical Research. Philosophical, theoretical, and methodological arguments. London / New York, Routledge (Serie: Routledge Advances in Research Methods). 
• G. Tsiolis (2014) Methods and techniques of analysis in qualitative social research. Athens: Kritiki 2014 (in Greek). 
• G. Tsiolis (2006) Life histories and biographical narrations. Biographical approach in qualitative social research. Athens: Kritiki (in Greek). 
• Articles in scientific journals
• Kasseri, Z. & Tsiolis, G. (2025). "I feel like I'm swallowing stones": Qualitative research in the field of addiction as emotionally challenging work [57 paragraphs]. Forum Qualitative Sozialforschung / Forum: Qualitative Social Research, 26(1), Art. 1, doi.org/10.17169/fqs-26.1.4289 (forthcoming)
• G. Tsiolis, & I. Siouti, (2023). Exploring biographies in a rapidly changing labor world. Current Sociology, 71(4), 587–606.  https://doi.org/10.1177/00113921221132520 
• G. Tsiolis & Z. Kasseri, (2021). Drug addiction treatment as biographical work: Life-stories of young women in recovery from addiction. In: Caroline Chatwin, Gary R. Potter & Bernd Werse (Eds.), Who? Variation and distinction in the European drugs landscape. Pabst. 2021. S. 41-56.
• G. Tsiolis, Biographieforschung in Griechenland. In: H. Lutz, M. Schiebel & E. Tuider (eds) Handbuch Biographieforschung. Wiesbaden: Springer Fachmedien Wiesbaden. pp. 753-764.