Previously Marcus served as Field Director of the Ed Miliband for Leader campaign and was Campaign Manager for Rushanara Ali's 2010 Bethnal Green & Bow election. He is a Founding Partner of Zentrum Consulting and also worked on the Al Gore, John Kerry and Barack Obama US presidential campaigns. He has previously contributed to Fabian Society events and publications on movement politics and party reform and worked on the Refounding Labour consultation.

Marcus said: "It's a great honour to be joining General Secretary Andy Harrop and the Fabian Society's great staff. I'm looking forward to working with Fabians across the country to turn our ideas, research and discussion into the agenda that leads Labour's revival."

Andrew Harrop, General Secretary of the Fabian Society said: “I am delighted to welcome Marcus Roberts to the Fabian Society. He completes what is an entirely new team at the top of the Fabians and will bring with him a wealth of policy expertise and political know how that will define and shape the future Fabian policy agenda as we embark on this new period in our history.”

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