Some time ago, I began re-watching ‘The Barchester Chronicles,’ the 1982 British television adaptation of the first two books in Anthony Trollope’s nineteenth century series, the Chronicles of Barsetshire. And I found myself asking questions about heroes.

Thirteen years ago a British girl, Madeleine McCann, disappeared from a holiday apartment in Portugal. For thirteen years this story has never left the news for very long and it has been back in the news again recently.

Since George Floyd died in Minneapolis on 25th May, protests at the manner of his death have spread across the world, and show no sign of abating. Will his death cause lasting change?