José Suárez-Varela is a postdoctoral researcher at the Barcelona Neural Networking center (BNN-UPC). He holds a Ph.D. in Computer Science from the Universitat Politècnica de Catalunya (UPC) in 2020. Previously, he received his B.Sc and M.Sc. degrees in Telecommunication Engineering from the Universidad de Granada (UGR). He is the main organizer of the Graph Neural Networking challenge. Also, he was co-Principal Investigator of the EU-funded project IGNNITION (H2020 NGI POINTER program), where they developed a framework for fast prototyping of Graph Neural Networks applied to communication networks (https://ignnition.org). During 2019, he was a visiting researcher at the University of Siena, Italy, under the supervision of Prof. Franco Scarselli. His main research interests are in the ﬁeld of Artificial Intelligence for network control and management, traffic measurement and analysis, and cybersecurity.