Lt. Col. Crispin Black MBE worked as an intelligence expert for the Ministry of Defence and the Cabinet Office until 2002. His responsibilities included briefing No 10, work for COBRA, the government's emergency committee, and long-term strategic analysis for the Joint Intelligence Committee. He currently works for a private intelligence company. He appears frequently on television for the UK, US and Australian networks including the BBC, ITN, Channel 4, Sky, CBS, ABC, CNN, the Australian Broadcasting Corporation. He has appeared on the Today Programme, Newsnight and has worked with Greg Dyke, Trevor McDonald and Jonathan Dimbleby and been a subject for the BBC's Hardtalk Programme. He appeared extensively as an expert to comment on the London Bombings and writes for newspapers such as the Guardian. He served as officer with the Welsh Guards in the Falklands War, was an intelligence officer in West Belfast eventually specialising in intelligence during the Balkan crisis in the 1990s. He was educated at Cambridge University and lives in London.