Everyone has had their pet theories as to why Labour lost. Why not check them against the evidence in this document and see how close you got to the truth?
Currently, no leadership candidate is talking about the conclusions set out in the Smith Institutes’s report as to why Labour lost the 2015 General Election. It will not matter who wins that contest, because if they do not use the data in that assessment as a starting point for mapping out the journey to the next General Election, then Labour will lose again in 2020.
Some highlights from the Smith Institutes’s conclusions: