He tells her that she will be sent to France as a secret agent, and if she's caught, she's going to be shot.

I'm Helen Obalam Carter, and this is history's secret heroes, where I shine a light on extraordinary stories from World War II.

What they wanted was someone to get themselves arrested and sent to Auschwitz.

Tales of deception, an incredible acts of resistance and courage. She was a born soldier.

She's a freedom fighter in its widest sense. The brand new series of history's secret heroes.

Listen first on BBC Sounds. BBC Sounds, music, radio, podcasts.

Hello and welcome to more or less with me, Tim Harford.

As the dark days of winter recede, the team and I have emerged from our borough,

hungry for facts and blinking in the light of statistical spring.

This week, is it true that the UK imprisons more people for their social media posts than Russia does?

Is the UK's housing stock the oldest in Europe?

One of the country's most important data sources has been falling apart, which seems bad. But first, the last few days

have been filled with a frenzied discussion of spending on welfare, as the government has announced

a slew of changes to the system. The area that's come under closest scrutiny is spending on

health-related benefits for people of working age,

and loyal listeners have asked us to dig into the figures.

Much of the discussion has centred around the rising cost of providing these benefits,

and it is true that this cost has risen sharply to £48 billion last financial year

from £36 billion in 2019-2020, just before the

pandemic. That is up about a third in four years, and those numbers do adjust for inflation.

There are two basic forms of working age health-related benefits.

First, incapacity benefit.

...