Giancarlo Ruffo, Ph.D., has been an Associate Professor of Computer Science at the University of Turin, Italy since 2006 and an Adjunct Professor at the Schools of Informatics and Computing, Indiana University since 2011. He was an ISI fellow (awarded by the ISI Foundation) from 2015 to 2018, and he is the principal investigator of the ARC2S group, http://arcs.di.unito.it; he has led several research projects funded by private and public institutions. His current research interests fall in the area of applications of complex networks, with focus on data visualization and data-driven approaches to model the diffusion of misinformation and opinion polarization in social media.