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How do the different versions reflect the politics and culture of their own particular times? What makes a good Carol movie? Is it truth to the original or is it something else?
In this talk we use mathematics to look at these flaws and answer associated questions (eg. voting trends and gerrymandering). For a bit of light relief we will see how the same principles work in the Eurovision Song Contest.
Today's cry in democratic states, and not just from representatives of populist parties, is government with the people rather than government for the people.
To mark the 100th anniversary of his birth, the legacy of Nelson Mandela (1918-2013), first president of democratic South Africa, will be considered - both within his country and in the wider world.