A former “Q,” she will be the first woman to lead Britain’s foreign intelligence service in the agency’s 116-year history.

A spook for over a quarter of a century, Metreweli was ‘Q’ at the spy agency. Now she’ll be known as ‘C’. Here’s why.

Blaise Metreweli will become 'C', the only publicly named member of the MI6 intelligence service, in the autumn - the first woman ever to hold the top-secret job