Should there be a universal basic income? The world is in the middle of the Fourth Industrial Revolution. Some believe we will only avoid disaster with a bold new safety net.
The big idea: Free money for everybody
Free for all: There have been at least 160 UBI trials worldwide, including in Wales, the US and Kenya. Glossary
Thomas Spence - An English radical, who died in 1814. He believed in equality of the sexes and the common ownership of land.
Bertrand Russell - A world-famous British philosopher and ardent pacifist.
Virginia Woolf - An English novelist (1882 - 1941) whose best-known books include Mrs Dalloway and To The Lighthouse.
AI - A computer programme that has been designed to think.
Paternalistic - Making decisions for people instead of letting them make their own choices.
Industrial Revolution - A period of sudden, rapid industrialisation that transforms a country from an agricultural to an industrial economy.