Prof. Teofil Jesionowski is a Rector of Poznan University of Technology, the Chair of the Conference of Rectors of Polish Technical Universities, member of the Board of the Conference of Rectors of Academic Schools in Poland. Since 2020 member of Polish Academy of Science. He also serves as the head of the Chemical Technology Department. In period of 2016-2020 vice-rector for LLL & International Education, and from 2008-2016, he was deputy-dean of the Faculty of Chemical Technology at PUT.

Prof. Teofil Jesionowski received the title of professor of chemical sciences in 2013. His research interests include the synthesis, characterisation and applications of advanced functional materials, functional fillers and polymer composites; activators of rubber compounds, (bio)additives and eco-friendly fillers; biomineralisation – inspired syntheses and Extreme Biomimetics; biocomposites and biomaterials; removal of wastewater pollutants via adsorption, photocatalysis or precipitation methods; pigment composites; enzyme immobilisation; colloid chemistry and surface modification; hybrid systems, biopolymers and biosensors.

He has published over 450 publications indexed by Thomson Reuters JCR. He is also a co-creator of over 45 patents and patent applications. His publications received over 11,000 citations (h index = 49). He is the co-author of chapters in numerous monographs, published in renowned publishing houses (Springer, Wiley, InTech, etc.); and a scholarship holder of the Foundation for Polish Science. He is also a member of editorial boards of scientific journals: Dyes and Pigments – Elsevier, Physicochemical Problems of Mineral Processing. Nowadays serves as Section Editor in Chief Molecules journal (MDPI) as well as Materials (MDPI) and member of editorial board/associate editor of Scientific Reports (Nature Publishing Group).