Introduction: human rights and the fifty years' crisis / Tim Dunne and Nicholas J. Wheeler -- Three tyrannies / Ken Booth -- The social construction of international human rights / Jack Donnelly -- Universal human rights: a critique / Chris Brown -- Non-ethnocentric universalism / Bhikhu Parekh -- Towards an ethic of global responsibility / Mary Midgley -- The challenge of genocide and genocidal politics in an era of globalisation / Richard Falk -- Transnational civil society / Mary Kaldor -- Global voices: civil society and the media in global crises / Martin Shaw -- Refugees: a global human rights and security crisis / Gil Loescher -- The silencing of women / Georgina Ashworth -- Power, principles and prudence: protecting human rights in a deeply divided world / Andrew Hurrell -- Learning beyond frontiers / Ken Booth and Tim Dunne.