Specializing in viral marketing and social networks, among other areas of interest, he is one of the organizers of NetMob 2015, along with researchers from MIT (Massachusetts Institute of Technology) and the Catholic University of Louvain (Belgium); NetMob is the most important congress in the world on the scientific analysis of mobile phone data and its application to economic and social problems. It was held April 7 – 10 at the MIT Media Lab (Cambridge, USA).