He's the man who dared challenge the consensus about the First World War – and was sent to prison as a result. He led the first great humanitarian campaign of the 20th century. And he was hotly tipped to become foreign secretary – before his premature and sudden death led to him being written out of the history books.
This is the story of ED Morel, the great unknown historian of the last century. His life has been studied by biographer Donald Mitchell, who we've been speaking to for our latest podcast. You can listen to the interview in full here:
The Politics Of Dissent: A Biography of ED Morel is available now from SilverWood books