Introduction : foreign policy and the limits of democratic debate / Michael Heazle, Martin Griffiths and Tom Conley -- Democratization : paradoxes and pitfalls / Martin Griffiths -- Science, advocacy and the role of values in environmental debate / Michael Heazle -- The marketplace of ideas and global development / Iyanatul Islam -- Globalization, the state and liberal democracy / Tom Conley -- The song remains the same : converging views on a rising China / Michael Clarke and Doug Smith -- The invasion of Iraq : the marketplace of ideas and its limits / Andrew O'Neil -- Epistemic constitutionalism in international governance : the case of climate change / Clark A. Miller -- Islam and the struggle for democracy / Mohamad Abdalla and Halim Rane -- The international movement of people : a multi-headed policy Hydra for liberal democracies / Christine Inglis -- A hundred years of drug prohibition : a study in the failure of global governance / Alfred W. McCoy.