More or Less: Behind the Stats - Angelina Jolie?s 87% cancer risk

As Angelina Jolie announces that an 87% cancer risk has prompted her to have a double mastectomy, Tim Harford assesses the probabilities associated with the disease. Plus, has the UK been hit by a Romanian crime wave? Also in the programme: Education Secretary Michael Gove?s use of PR surveys; and why the UK?s poor growth has not had led to the high levels of unemployment that economists would expect.

More or Less: Behind the Stats - How old is your dog?

It's often said that one dog year equals seven human years. But is it true? Tim Harford and Ben Carter unveil the More or Less Dogulator. Plus, 15 distant relatives of England?s King Richard III are petitioning the High Court about where the king should be buried. Some reporting has implied that the famous 15 are almost the only descendants of Richard III who exist. But mathematician Rob Eastaway figures out how many other relatives of Richard III might actually be out there.