Why are so many ex-prisoners being sent back to prison?

Tim Harford investigates some of the numbers in the news. This week: (00:38) The number of people being recalled to prison after early release in England and Wales is rising sharply. Why? (07:37) Is the UK millionaire an endangered species? We ask Duncan Weldon - he’s like David Attenborough, but for economics. (14:21) A viral graph seems to show that Europe is having a record low year for wildfires. How can we reconcile this with this summer’s shocking coverage of fires in France and Spain? (21:36) We all know seagulls are low-life thieves - bu...