Correspondence and papers concerning Blunkett's involvement in policy relating to the Third Sector/volunteering. Includes correspondence and papers concerning his role as chair of the Labour Party's Voluntary Sector Manifesto Group; material relating to the Commission on the Future of Volunteering and the Third Sector Review; and responses to the report of the Third Sector Working Group 'Mutual Action, Common Purpose: Empowering the Third Sector'. Includes a draft copy of 'The Third Sector Review' chaired by Blunkett (nd 2007); and the Voluntary & Community Sector Manifesto for Yorkshire and the Humber (2009).