 He was a Transatlantic Fellow of the German Marshall Fund of the United States, Senior Visiting Fellow at the Centre for the Study of Global Governance at the London School of Economics and Political Science, a lecturer at the Oxford University Faculty of Continuing Education and a Visiting Fellow at the University of Northumbria.He became a Fellow of the Royal Society of Arts and was a member of the Joseph Rowntree Foundation advisory board.From August 2007-April 2009, Diamond was the Group Director of Strategy at the Equality and Human Rights Commission in Manchester and London.