Emma Woolf explores how people suffering from eating disorders might now have a proper explanation for the condition. Emma has suffered from anorexia and written and talked about it extensively. A proper explanation for her illness has remained elusive - until now.

Four Thought is a series of talks which combine new ideas and personal stories. Speakers explain their latest thinking on the trends and ideas in culture and society in front of a live audience. It is recorded in front of a live audience at Somerset House in London.

Producer: Giles Edwards.