Trotsky, Trotskyism and Trotskyites
With accusations of Trotskyists taking over the Labour Party by stealth, who was Trotsky and what is his legacy?
The Labour deputy leader Tom Watson has warned that his party could be taken over by old Trots - Trotskyist entryists, who have no interest in winning elections but instead see Labour as a vehicle for revolutionary socialism.
But what is a Trot, who was Leon Trotsky and what do his followers in Britain actually want?
David Aaronovitch is joined by:
Prof John Callaghan, Salford University
Amy Leather of the Socialist Workers Party
Michael Crick author of 'The March of Militant' and a journalist with Channel 4 News
Dr Bert Patenaude, Stanford University, author of 'Trotsky: Downfall of a Revolutionary'
Producer: Joe Kent
Researcher: Kirsteen Knight
Editor: Innes Bowen.