The Kaleidoscope 2011 conference - The Fully Networked human ? Innovations for future networks and services - was the forth in a series of peer-reviewed academic conferences organized by the Telecommunication Standardization Sector of the International Telecommunication Union (ITU-T) with the technical co-sponsorship of the IEEE Communications Society. These papers at K-2011 focused on multidisciplinary aspects of future ICTs including future services and applications demand as well as social, economic and policy aspects of human-centric systems. These conference proceedings include the full text of papers accepted for lecture and poster presentations (after a double-blind review by a panel of over 100 subject matter experts), as well as three invited papers and a summary of the keynote speeches. The 34 papers reproduced here should provide readers with valuable information relating to this essential field of studies.