Graham Ison was in the regular army before joining the Metropolitan Police. During his career in Scotland Yard’s Special Branch, he was involved in several famous espionage cases and spent four years at 10 Downing Street as protection officer to the prime minister. He later guarded crowned heads and US presidents during their visits to Britain, and served as second-in-command of the Diplomatic Protection Group, the unit that guards London’s embassies.
Now a full-time author and after dinner speaker, Graham Ison has published thirty-one novels, scripted for Thames Television's The Bill, and has contributed articles to the national press on policing, and law and order.