The shadow business secretary on why Labour members must not vote for Jeremy Corbyn, why he withdrew from the race, and why the benefit cap is "right".
Linda Perks, secretary of the London branch of the Trade Union and Labour Party Liason Organisation, explains why she's backing Tessa Jowell to win for London.
Harriet Harman has thrown down a gauntlet. Here's how I'd pick it up, says Stella Creasy.
For the sake of a few foxes, Labour has fallen into a Tory trap, warns Michael Kenny.
Labour must learn from Podemos and Pasokification alike, says Tristram Hunt.
Private polling, seen by the New Statesman, shows the veteran leftwinger ahead in the first round of voting.
After a fraught week, Labour's acting leader sought to rally her side with attacks on the Tories' welfare cuts.
The failure of Alexis Tsipras leaves the Left at a crossroads. Where do we go from here? Michael Chessum writes from Greece.
That Harriet Harman doesn't have enough goodwill to take Labour to the centre doesn't bode well for Andy Burnham or Yvette Cooper.
The Prime Minister is re-announcing pay transparency measures formulated by the coalition – is it just a gesture?
Satoru Iwata wasn't your run-of-the-mill CEO: he was an innovator and a true gamer, says Tom Watson MP. He'll be sorely missed.
Ultimately, exhorting the SNP to vote against fox hunting in England and Wales will hurt Labour, warns John Denham.
Even a broken clock is right twice a day, and Iain Duncan Smith may be worth listening to - this time.
The latest Budget measures give a painful insight into the relationship between the UK’s austerity experiment and women.
Labour leadership hopeful Jeremy Corbyn loses his cool with Channel 4 News anchor Krishan Guru-Murphy.
In an election where the party must aim to do better than the good showings of 2008 and 2012, Zac Goldsmith poses a real threat, warns Jon Bartley.
20 MPs speak out against acting leader's call to abstain on the government's bill, with just five in favour.
Social housing used not to be the preserve of the few. That's a ideal worth harking back to, says Tom Copley.
The sums don't work - and the losers are students, argues James Elliot.
In the wake of our shock defeat, the temptation is to throw the baby out with the bathwater. But don't write off ground game, warns Jon Ashworth MP.
The government is quite literally giving (to higher income families) with one hand and taking (from low income households) with the other.
Labour's acting leader warns the party not to choose "somebody who we can feel comfortable with" but who can "command the confidence of the country".
Abjectly losing the negotiations in Brussels, and being kicked out of the Eurozone, might just be the best outcome that Syriza can hope for, says Michael Chessum in Athens.
After Srebrenica, the world said "never again". But yet another cleansing is happening in Myanmar, while the world watches.
The race now moves onto supporting nominations from constituency Labour parties: who will emerge the strongest?
George Osborne has at least made a start on the problem of low pay, argues Cameron Tait.
Britain's resilience is lower than it was before the last crisis, and this budget has piled yet more debt onto households, warns Louise Haigh.
Yesterday, I visited one of the boats rescuing people crossing the Mediterranean. Here's what I learned.
Increased paperwork, increased hours, and ever more pressure are forcing GPs out of the NHS - either to the private sector, or abroad.
We can't just campaign ourselves into the ground. We need to prove we have ideas worth voting for: that's why we need Norman Lamb, says Charlie Kingsbury.