About the authors -- Acknowledgements -- 1  Introducing complexity and posthumanism to international politics -- Complexity theory and the complex world -- The problem of 'IR' -- The posthuman future of international relations? -- The structure of the book -- 2  Complexity theory in the study of the social world -- Complexity and the social sciences -- A typology of complexity approaches -- Table 2.1 Complexity and social science -- Conclusion -- 3  Complex international systems -- Systems thinking in international relations -- Key elements of complex theorizing -- Complex international systems -- Conclusions -- 4  Emergent features in international systems -- Emergence and international relations -- International relations and the global food industry: embedded systems -- 5  Complex ecologism -- International relations, security and the environment -- Table 5.1 Environment and security -- Securitization and environmental governance in Europe -- Complexity, difference and ecopolitical theory -- Complex ecologism and international relations -- 6  The politics of posthumanism -- More and less critical posthumanisms -- Reinventing politics -- Embodied power and posthuman politics -- A posthuman international relations for earthlings -- 7  For a posthuman international relations -- Implications of posthuman approaches for the study of international relations -- Why posthuman international relations? -- The costs of a complexity approach -- Policy implications - progress in a complex world -- Future research -- Bibliography -- Index -- About Zed Books.