Stefano Ruffini - Manager of the Ericsson Network Synchronization Center. Joined Ericsson in 1993. Has been working on Synchronization aspects for more than 10 years. Has represented Ericsson in various standardization organizations (including ETSI, ITU, 3GPP) and is currently actively contributing to ITU-T SG15 Q13 (editor of the G.8261). Is one of the Ericsson experts involved in the definition of the equipment and network synchronisation solutions.