Part 1 Open Access - History, Definitions and Rationale: Overview of scholarly communication; What is open access; Open access: a symptom and a promise; Economic costs of toll access; The impact loss to authors and research; The technology of open access. Part 2 Open Access and Researchers; The culture of open access: researchers; Views and responses; Opening access by overcoming Zenos paralysis; Researchers and institutional repositories. Part 3 Open access and other participants: Open access to the research literature: a funders perspective; Business models in open access publishing; Learned society business models and open access; Open all hours? Institutional models for open access. Part 4 The position around the world: DARE also means dare: institutional repository status in the Netherlands as of early 2006; Open access in the USA; Towards open access to UK research; Open access in Australia? Open access in India. Part 5 The future: Open competition: beyond human reader-centric views of scholarly literatures; The open research web.