Joe Farrell examines the stories of six great but now apparently forgotten people and asks why they have been so neglected.
3: Robert Cunninghame Graham was a Scottish aristocrat, with a claim to the throne of Scotland, who seemed destined to live the quiet life of a landowner. But he was also the first socialist in Parliament. He went on to found the Scottish National Party. An adventurer and cowboy in South America, and a brief inmate of Pentonville jail for causing a riot, he was a literary inspiration to Shaw, Wilde and Conrad. Producer Jane Greenwood