Remembering Daniel Kahneman

Tim Harford on the Nobel prize-winning behavioural economist, who has died at the age of 90.

Daniel Kahneman, a Nobel prize-winning behavioural economist and More or Less hero, has died at the age of 90.
Tim Harford explains his ideas and influence.

Presenter: Charlotte McDonald
Series producer: Tom Colls
Sound mix: Hal Haines
Production co-ordinator: Brenda Brown
Editor: Richard Vadon