The maths of spies and terrorists - podcast episode cover

The maths of spies and terrorists

May 31, 201324 min
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Episode description

After the killing of a British soldier on the streets of Woolwich in London, it emerged that the suspects were known to the security services. But how feasible is it for the authorities to keep track of everyone on their watch list? Tim Harford crunches the numbers, with the help of the former head of MI5, Dame Stella Rimington. Plus: a listener requests a cost-benefit analysis of kidney donations; and Johnny Ball gives the Apprentices a maths lesson.

The maths of spies and terrorists | More or Less: Behind the Stats podcast - Listen or read transcript on Metacast