Stephen specialises in consumer voice and broadband markets, as well as the impact of Web 2.0 on telco business models. At Analysys Mason, he manages the Telecoms Market Matrix and is the lead analyst for theVoice research programme. Before joining Analysys Mason, Stephen worked in a number of research and marketing roles within the telecoms industry and has several years’ experience in VoIP and broadband access. He has a degree in economics and an interdisciplinary MRes from the University of London.