Roman Slowinski is Professor since 1989 and Founding Head of the Laboratory of Intelligent Decision Support Systems within the Institute of Computing Science, Poznan University of Technology, Poland. Since 2002 he also holds Professor’s position at the Systems Research Institute of the Polish Academy of Sciences in Warsaw. Roman Slowinski has conducted extensive research on the methodology and techniques of decision aiding, including multiple criteria decision making, preference modeling, modeling of uncertainty in decision problems, and knowledge-based decision support. This methodology cleverly combines Operations Research and Computational Intelligence. He is laureate of the EURO Gold Medal (1991), and Doctor Honoris Causa of Polytechnic Faculty of Mons (2000), University of Paris Dauphine (2001) and Technical University of Crete (2008). In 2004, he was elected member of the Polish Academy of Sciences, a corporation of 350 outstanding Polish scholars. He holds, moreover, the Edgeworth-Pareto Award, by International Society on Multiple Criteria Decision Making (1997). In 2005, he received the Annual Prize of the Foundation for Polish Science, regarded as the most prestigious scientific award in Poland. Since 1999, he is editor of he European Journal of Operational Research (EJOR). He is on editorial board of twenty other scientific journals. He organized the First International Workshop on Rough Set Theory and Applications in Poznan, in 1992. His record of publications includes 14 monographs, and over 350 scientific articles in international journals and edited volumes. He has supervised 23 Ph.D. theses in Operations Research and Computer Science. According to SCOPUS, his h-index is 23.