Four candidates are vying to lead Britain’s Labour party into another five years of opposition but all are struggling to articulate a clear strategy for victory at the next general election in 2020. Commenting on one of the candidates - 66-year-old Jeremy Corbyn - Professor Tim Bale said: “I do worry about a party that puts someone with absolutely no chance of winning on the ballot, given their presence will cause voters to question whether Labour is serious.”More »Click here to watch Professor Bale discuss his book Five Year Mission on the BBC’s Booktalk show