Andrzej Lewenstam, DSc, f. Chairman of Working Group for Ion Sensitive Electrodes and Biosensors of the International Federation of Clinical Chemistry. He was one of the founders and leaders of the “Solidarity” at the University of Warsaw in 1980, while pursuing his DSc. In 1990 he was appointed the Chair Professor in sensor technology at Åbo Akademi University and has been a full professor at AGH University of Science and Technology since 1993. He has published 250 papers, 20 patents and several book chapters. He is a member of the Editorial Advisory Board of six international journals, including Electroanalysis and Foundations of Science. Lo Gorton, PhD, docent, is Chair Professor in Analytical Chemistry at Lund University since 1997 and Honoris Causa of the University of Bucharest, Romania, since 2000. In 2012 he became fellow of the International Society of Electrochemistry (ISE) and was awarded The International DropSens Award. In 2013 he was awarded The Katzumi Niki Prize in Bioelectrochemistry by the Bioelectrochemical division of the ISE. He has published more than 400 papers, 5 patents and 12 book chapters. He is a member of the Editorial Advisory Board of eight international journals, including Electroanalysis, Bioelectrochemistry, ChemElectroChem and Open Analytical Chemistry.