Ludovico Boratto is a researcher scientist in the Data Science and Big Data Analytics research group at Eurecat, in Barcelona (Spain). His research interests focus on Data Mining and Machine Learning approaches, mostly applied to recommender systems and social media analysis. The results of his research have been published in top-tier journals, such as Information Sciences (Elsevier) and IEEE Intelligent Systems. His research activity also brought him to give talks and tutorials at top-tier conferences (e.g., ACM RecSys 2016, IEEE ICDM 2017) and research centers (Yahoo! Research). He is editor of the upcoming book “Group Recommender Systems”, to be published by Springer. He is also guest editor of special issues for several ISI and Scopus indexed journals, such as “Information Systems Frontiers” (Springer), “Journal of Intelligent Information Systems” (Springer), “International Journal of Human-Computer Studies” (Elsevier), and “Information Retrieval Journal” (Springer). He has been part of the program committee of the main Data Mining and Web conferences, such as RecSys 2017, WSDM 2017, ICWSM 2017 and 2018, IUI 2017, and TheWebConf 2018. In 2012, he got a Ph.D. at the University of Cagliari (Italy), where he was a research assistant until May 2016. In 2010 and 2014 he spent 10 months at Yahoo! Research in Barcelona as a visiting researcher. He’s member of the ACM.