Gianroberto Casaleggio is president and founding partner of Casaleggio Associati, a consulting company that deals with Internet strategy and looks after the blog www.beppegrillo.it. He organised the "V-Day"s and has contributed to the organisation of the MoVimento 5 Stelle {5 Star MoVement}. In the past he has held roles as managing director, president and executive director in companies with a strong technology element. He has authored the books: Il Web è morto. Viva il web {The Web is dead. Long live the Web!} (Pro Sources 2011), Movie Bullets (IlSole24ore 1998), WebDixit (IlSole24ore 2003) and Web ergo sum (Sperling & Kupfer 2004). With Chiarelettere, in 2011, he published "Siamo in guerra " {We are at War}, written with Beppe Grillo.