Abstract: The daily social communication takes many forms of interaction. E-mails, tweets, text messages and social networks posts define the modern social lives of the individuals. And this information about the behavior can be collected, stored, and made available to researchers.

With access to billions of mails, tweets, and messages, is possible to build reliable models of social phenomena, like how the individuals choose their social partners o how a tweet spreads through a network.

There are many research projects with the objective of model human online behavior and find how it shapes social networks and how transform these patterns into a more general, abstract theory. Professor Costa present the working progress and results of the subject and remarkable ideas in this area.

Professor Costa is Associated Professor at UBBA and CEO at Convergence Works, PhD by UAB, and he has held positions of PostDoc at Federal University of Bahia, Postdoc at Universidade Federal da Bahia, Reseach Fellow at Universitat Autònoma de Barcelona, Manager at Telematic Company and CTO of Bahianet Internet e Serviços.