David Puttnam: Why I swapped filmmaking for education

After an outstanding career in the film industry, David Puttnam left the entertainment world behind to take on the challenge of reforming education.

In an interview with the BBC's Linda Yueh, Lord Puttnam - chairman of Atticus Education - describes his own experience of the education system and why he believes passionately in the need for change.

Watch: Talking Business with Linda Yueh