Guilhem Fouetillou is the cofounder & CTO of linkfluence, a social media monitoring & research firm which analyses trends and opinions on the social web for major brands, Governments, NGOs, and communication agencies such as L'OrÃ©al, Ferrero, Publicis or Havas. He's a computer scientist, with a master in cognitive sciences. He was writing his phd when he created linkfluence. He's an expert at social media research and monitoring, nethnography, information visualization and the dynamics of influence. He teaches this subjects at Sciences Po Paris and at the "UniversitÃ© de Technologie de Compiegne", he writes regularly for academic reviews, newspapers and magazines. He's a regular keynote speaker in many international conferences.