Member of the BoG in IEEE SMC. Associate Editor of several ISI journals: IEEE TSMC, Systems; Knosys; Soft Comp.; Applied Soft Comp., J. of Intillegent Fuzzy Syst.; Fuzzy Opt. and Dec. Making, and Inf. Science. h-index is 45 and over 7500 citations (WoS). Highly Cited Researcher(Thom. Reu) and Top Author in Computer Science according to the Microsoft Acad. Interest: computing with words, fuzzy decision making, consensus, aggregation, social media, recommender systems, libraries, bibliometrics.