Labour did badly in key marginals in May but even worse in seats it lost in 2005. We cannot abandon these places if we are to win next time says Joan Ryan

Why did Labour lose? Party members and the wider public disagree about the reasons for Labour’s defeat at the general election says Anthony Wells

As the coalition tries to usurp the idea of fairness, Tristram Hunt MP argues Labour must fight back by recognising its own future rests on a renewed idea of what is fair, as it has done in the past

The ‘squeezed middle’ debate goes to the heart of what Labour is about: ensuring the fruits of working people’s labours are shared more equitably writes Liam Byrne MP

A collapse in Liberal Democrat support looks likely to help the Conservatives far more than Labour at the next election says Alan Middleton of the Governance Foundation

Beware the shifting sands of the centre ground. Leadership and capturing the mood of the nation are what really win elections warns Peter Kellner

The most worrying thing about Peter Mandelson’s book is not that it reveals any Dangerous Liaisons-style revelations. It is that, at times, he relays hard truths to Labour which few may be willing to hear writes Lucy Gill

Teach First has been a huge success. But as we continue to grapple with how to reform social work, what can we learn from Teach First and can we bring in a ‘Care First’ of equal and exciting calibre? asks Josh MacAlister

History tells us that when Labour loses an election, it goes on to lose even more badly next time. How to buck this trend? By remaining New Labour, says Tony Blair in interview with Progress in September, adding the next election is entirely winnable in these unpredictable times

First past the post is no longer able to deliver a two-party political system, whatever boundary changes the coalition succeeds in making. John Curtice explains why hung parliaments are set to become increasingly common