Listen now | A journalist, a few thousand pounds and forty people working for free want to build a city for a million people next to Cambridge. The maddest thing about it is how sane it is.

As chairman of the Federal Reserve, Alan Greenspan became the world's most high-profile banker.

Meet the man who wants to build the UK’s first new city in 50 years.

Britain’s first new city in over 50 years is a project worthy of the mayor’s national ambition

Shiv Malik, a former journalist, conceived his vision of timber skyscrapers after chronicling how young people were struggling