Janusz Kacprzyk is editor in chief of the Springer series Studies in “Computational Intelligence”, “Studies in Fuzziness and Soft computing”, “Advances in Intelligent and Soft Computing” and “Intelligent Systems Reference Library”. He is the recent past president of the International Fuzzy Systems Association (IFSA) and recipient of the pioneer award of the IEEE Computational Intelligence Society. Witold Pedrycz is the Editor-in-Chief of IEEE Transactions on Systems Man and Cybernetics-part A, Editor-in-Chief of the journal “Information Sciences” (Wiley) and Associate Editor of the IEEE Transactions on Fuzzy Systems. Witold Pedrycz is a recipient of the prestigious Norbert Wiener award from the IEEE Society of Systems, Man and Cybernetics.