Liz Kendall is the only candidate who can bring about the change Labour needs to win.
More than 62 per cent of people voted in favour of the change.
In an exclusive interview with the BBC, the former shadow chancellor reflects on Labour's defeat and losing his seat.
The MP for the Cities of London and Westminster on why his party's message didn't work in London, and how it can enhance its prospects in the capital.
Margaret Hodge and Oona King explain why they're backing Sadiq Khan for Labour's mayoral nomination
Labour avoided the wide-ranging debate it should have had in 2010. If it does the same in 2015, it will be defeated again.
The leader of the Green party writes why her party is in favour of an EU referendum, campaigning to stay in, and also for young people to have a voice.
Far from revitalising Labour, having an interim leader would just damage it further.
My appeal today to the candidates at Westminster is to stop just telling us you want a referendum, and to start telling us how you're going to win it.
The Labour London mayoral candidate's team includes Heidi Alexander, Marcus Roberts and Polly Billington.
The leadership candidates need 35 MPs to back them. Who is endorsing whom so far?
LabourList's membership survey puts Andy Burnham in a strong first place for the leadership, with Tom Watson and Stella Creasy tied for the deputy leadership.
Children have been the biggest losers over the last five years - and as a new report shows, there is more to come.
Now he doesn't have those pesky Liberal Democrats to blame, David Cameron will soon find that his migration policies are a political and legal headache.
Plus, a special (out of season) Easter Egg.
Thank goodness for our failures.
Lucy Powell and Neil Kinnock expected to endorse Labour leadership frontrunner.
Labour leadership candidate backs the 2 per cent defence spending target and free schools.
So the Magna Carta does not set Britain apart from the rest of Europe. It is the expression of the common European values that we have all come to embrace, but that we must never take for granted.
The Liberal Democrats went down to an epochal defeat - and they might never recover.
The Republic of Ireland is on the brink of making history this week. But a low turnout could still sink the Yes side.
When will politicians make the positive case for immigration?
Might Blue Labour offer to the key to reviving New Labour? And what would both have to concede?
In voters’ eyes, Labour’s problem over the last five years was too little change, not too much.
A first look at this week's magazine.
Tough on crimestoppers, tough on the causes of crimestoppers.
Nigel Farage could do for Brexit what Nick Clegg did for electoral reform.
The reality is that everyone, not just business owners, create wealth.
...and a whole lot of impatient journalists.