Mike Gilson - Lead Technology Consultant, BT. Has played a major role in developing and implementing BT's synchronisation and timing strategy from 1988 to present day. He has represented BT on various national and international working groups and standards committees (including ETSI, ITU, PNOIG) and is currently actively contributing to ITU-T SG15 (Transport Networks, Systems & Equipment) on the synchronisation question (Q13).