More or Less: Behind the Stats - Thatcher in numbers

Baroness Margaret Thatcher, who has died aged 87, was Britain?s first female prime minister and one of the most influential political figures of the 20th Century. She was a pioneer of free market economics, helping to spread the ideas around the world. But the Iron lady was a divisive figure with passionate supporters and critics. Both hold to strong beliefs about what she did. But what does the data tell us about the many claims made about Mrs Thatcher?

Start the Week - The Origin and Future of Life

On Start the Week Jonathan Freedland journeys from the origin of life to the possibilities of new life-forms with the geneticist Adam Rutherford. Steve Jones updates the Bible from the point of view of modern science and Barbara Sahakian looks at our ability to make decisions, and whether 'smart drugs' should be used to boost our reactions. The artist Susan Aldworth is inspired by neuro-scientific imagery to explore the relationship between mind and body in her portraits of those with epilepsy and in doing so asks how this material corresponds or contrasts with the subject's sense of self.

Producer: Natalia Fernandez.