More or Less: Behind the Stats - WS More or Less: When Companies Track Your Life

How are companies using our personal data? It?s a familiar concern. Online retailers are tracking us so they can sell things to us. Bricks and mortar retailers have loyalty card schemes. Our banks and credit card companies know all about us. And of course, the big computer and telecoms companies could potentially track our internet searches, our phone calls ? even our location as we wander around. But this isn?t the first time that large corporations have gathered sensitive data about their customers. We tell the shadowy story of how the personal details of Americans were pooled among insurance companies more than a hundred years ago. Presenter: Tim Harford Producer: Elizabeth Cassin (Image: A police CCTV camera observes a woman walking. Credit: Leon Neal/AFP/Getty Images)

Start the Week - A Theory of Everything?

On Start the Week Tom Sutcliffe asks if one day we might know everything. The mathematician Marcus du Sautoy and the physicist Roger Penrose explore the far reaches of knowledge, questioning whether certain fields of research will always lie beyond human comprehension. They ask how much fashion and faith shape scientific theories. The experimental physicist Suzie Sheehy attempts to build machines to test the latest theories, while Joanna Kavenna plays with a philosophical Theory of Everything in her latest novel A Field Guide to Reality. Producer: Katy Hickman.

More or Less: Behind the Stats - The Referendum by Numbers: Trade

If it seems the EU referendum debate just involves two politicians shouting contradictory statistics at each other - then we are here to help. In this series, we're giving you a break from the politicians and we're going to try to figure out the truth. Bracing concept, isn't it? We'll be looking at some of the big questions - the cost of being a member, immigration, lawmaking and regulation. But today we're looking at trade. Tim Harford asks if the UK would be better off in or out when it comes to trade with other nations.

More or Less: Behind the Stats - The Referendum by Numbers: Regulation

If it seems the EU referendum debate just involves two politicians shouting contradictory statistics at each other - then we are here to help. In this series, we're giving you a break from the politicians and we're going to try to figure out the truth. Bracing concept, isn't it? We'll be looking at some of the big questions - the cost of being a member, immigration, law-making and trade. But today we're looking at EU regulation. Tim Harford asks how much red tape from the EU is costs the UK and what might happen if we leave?

More or Less: Behind the Stats - The Referendum by Numbers: Law

If it seems the EU referendum debate just involves two politicians shouting contradictory statistics at each other - then we are here to help. In this series, we're giving you a break from the politicians and we're going to try to figure out the truth. Bracing concept, isn't it? We'll be looking at some of the big questions - the cost of being a member, immigration, regulations and trade. But today we're looking at lawmaking. Tim Harford asks how much UK law comes from the EU and are we always being outvoted on what to implement?

More or Less: Behind the Stats - The Referendum by Numbers: Immigration

If it seems the EU referendum debate just involves two politicians shouting contradictory statistics at each other - then we are here to help. In this series, we're giving you a break from the politicians and we're going to try to figure out the truth. Bracing concept, isn't it? We'll be looking at some of the big questions - The cost of the EU, lawmaking, regulations and trade. In th secomd of these programmes Tim Harford asks what might happen to migration if we left the EU, and what are the benefits and costs of EU migrants to the UK economy?

More or Less: Behind the Stats - The Referendum by Numbers: The Cost of EU Membership

If the EU referendum debate just involves two politicians shouting contradictory statistics at each other - then we are here to help. In this series, we're giving you a break from the politicians and we're going to try to figure out the truth. Bracing concept, isn't it? We'll be looking at some of the big questions - immigration, lawmaking, regulations and trade. But in this first program, Tim Harford tackles two very basic questions: how much would we save if we left the EU? And what would we lose if we did?

Start the Week - New Artistic Director of the ENO, Daniel Kramer

On Start the Week Andrew Marr explores the state of the arts. The English National Opera has lost £5 million of funding and its chorus recently went on strike, but the newly appointed Artistic Director Daniel Kramer, hopes to turn it around. He's directing a new production of Wagner's Tristan and Isolde, and the philosopher Roger Scruton celebrates the mastery of Wagner to express truths about the human condition. The biographer Franny Moyle looks at the life and career of Britain's most famous landscape painter, JMW Turner. Born as the Royal Academy was founded and British art was deemed inferior to its Continental counterpart, his work pushed the boundaries of what was accepted as art at the time. Julia Peyton-Jones looks back at a quarter of a century at the Serpentine Gallery in London, and makes a case for London as the centre of the art world. Producer: Katy Hickman.

Start the Week - Genes: Our medical inheritance

On Start the Week Andrew Marr traces the quest to decipher the human genome. The idea of a 'unit of heredity' first emerged at the end of the 19th century: cancer physician Siddhartha Mukherjee recounts the history of the gene and the latest research into genetic heredity and mutation. Giles Yeo looks at what genes can tell us about body weight, while Aarathi Prasad explores how India practises medicine - from cutting-edge science to traditional healing. The historian Emily Mayhew traces the medical breakthroughs that have emerged from the battlefield, from World War I to the conflict in Afghanistan. Producer: Katy Hickman.