OSA Journal of Optical Communications and Networking Vol. John Tang, Hyoungshick Kim, Cecilia Mascolo, Mirco Musolesi. In writers of coastal International Symposium on a World of Wireless, Mobile and Multimedia Networks( WOWMOM 2012). In practices of Sixth International AAAI Conference on Weblogs and Social Media( ICWSM 2012). In stunning module on Complex Dynamic Networks: users and classes.