Officially Executive Support doesn't exist. Its aim: to terrorise the terrorists, to seek out and neutralise them. Its nickname: The Dead Headers. It now faces its biggest challenge, and a mortar attack in Paris is just the first piece in the jigsaw.
Since 2008 his books are published as James Jackson.
James Jackson has a postgraduate degree in Military Studies and is a consultant in military risk. He is the author of The Counter-Terrorist Handbook and lives in London.