Tim Harford and the More or Less team try to make sense of the statistics which surround us. From BBC Radio 4
http://www.bbc.co.uk/programmes/p02nrss1
WS MoreOrLess: Black prisoners in the US
Oscar-winner John Legend said that there are more black men "under correctional control" in the United States today than were in slavery in 1850. Is he right? Plus, how many Lego bricks, stacked one on top of the other, would it take to destroy the bottom brick? This programme was first broadcast on the BBC World Service.