Katarzyna Komosińska-Vassev is the Head of the Department of Clinical Chemistry and Laboratory Diagnostics and a faculty member of Pharmaceutical Sciences in Sosnowiec at the Medical University of Silesia in Katowice, Poland. She earned a master's degree in Medical Analytics at the Silesian Medical Academy (1993), a Ph.D. in the biological sciences at the Silesian Medical Academy (1998), a habilitation in the discipline of medical biology at the Medical University of Silesia in Katowice (2013), and the scientific title of professor (2020). Her scientific research activity is focused on the assessment of the extracellular matrix components' metabolism and free radical and antioxidant activity during physiological conditions and selected pathologies, including connective tissue diseases, diabetes type 2, obesity, and inflammatory bowel diseases. She is a member of the International Federation of Clinical Chemistry and the College of Laboratory Medicine in Poland.