Leader of the Labour party in England who sought to unite the group under the banner of progressive politics and support for the lower classes. He was the Secretary of State for Energy and Climate Change from 2008 to 2010.
He publicly came out in favor of same-sex marriage, and vowed to lower the cap for university student tuition then proposed a tax on financial institutions.
He served in Prime Minister Gordon Brown's cabinet before becoming Leader of the Opposition under David Cameron.
After graduating from the London School of Economics he was a television journalist and then a researcher for the Labour Party.
He was born in the London Borough of Camden, the son of Polish-Jewish immigrants, his father a Marxist scholar. He married Justine Thornton in 2011.