Contested sustainability discourses in the agrifood system : an overview / Douglas H. Constance -- Sustainable intensification: agroecological appropriation or contestation? / Les Levidow -- Sustainable intensification as a sociotechnical imaginary / Paul B. Thompson -- Agrifood discourses and feeding the world : unpacking sustainable intensification / Douglas H. Constance and Athena Moseley -- Sustainability as the civil commons : laying the groundwork for sustainable agriculture / Jennifer Sumner -- Zero hunger discourse : neoliberal, progressive, reformist or radical? / Kiah Smith -- Greenwashing the animal-industrial complex : sustainable intensification and the livestock revolution / Livia Boscardin -- Are food quality schemes an alternative to the conventional food system? : reflections on the EU metaphors on agrifood quality regulation / Josep Espluga-Trenc, Marina Di Masso, and Marta G. Rivera-Ferre and Arantxa Capdevila -- Discourses on sustainability in the French farming sector : the redefinition of a consensual and knowledge-intensive "agroecology" / Jessica Thomas -- Dueling discourses of sustainability : neo-conventional and organic farming on the Canadian prairies / Michael Gertler, JoAnn Jaffe, and Mary Beckie -- Contested sustainability discourses as lived experience : conflicted feelings towards meat in consumers' narratives and life stories / Robert M. Chiles -- Shifting visions of sustainability in the United States agriculture : a case study of the role of multi-stakeholder governance / Jason Konefal and Maki Hatanaka -- Understanding the challenge of problem fefinition in multistakeholder initiatives : lessons from sustainability policy frames in Canadian non-state food strategies / Margaret Bancerz -- Standardizing "unsused" land : the politics of indicators in land classification / Daniel Bornstein -- Justifying the standardization of sustainability impact / Allison Marie Loconto -- Fault lines in sustainability : contestation, cooptation, reform, and transformation / Jason Konefal and Maki Hatanaka