- What the population world wide would be today if the first World War have never happend -With Professor Jay M. Winter. Click Here to listen. (from the 21th minute on)
- How reliable are life expectancy figures? - Professor Paul Sweeting. Click Here to listen.
Via More or Less, the BBC Radio 4 programme focussing on numbers and statistics (by Tim Harford). Two great suggestions from Leonardo Monsterio.
