John Lauermann is Assistant Professor of Geography at Medgar Evers College and The Graduate Center of the City University of New York. He is an urban geographer interested in the planning and socio- spatial impacts of large real estate developments.Cristina Temenos is Senior Lecturer in Urban Geography and UKRI Future Leaders Fellow in Urban Crisis at the University of Manchester. She is an urban geographer interested in the politics and social processes of making and moving urban policy.

• Introduction: the urban politics of policy failure 1. Going bust two ways? Epistemic communities and the study of urban policy failure 2. Policy- failing: a repealed right to shelter 3. Urban policy (im)mobilities and refractory policy lessons: experimenting with the sustainability fix 4. Beyond failure: the generative effects of unsuccessful proposals for Supervised Drug Consumption Sites (SCS) in Melbourne, Australia 5. Playing with time in Moore Street, Dublin: urban redevelopment, temporal politics and the governance of space- time 6. The relational co- production of “success” and “failure,” or the politics of anxiety of exporting urban “models” elsewhere Conclusion

John Lauermann is Assistant Professor of Geography at Medgar Evers College and The Graduate Center of the City University of New York. He is an urban geographer interested in the planning and socio- spatial impacts of large real estate developments.Cristina Temenos is Senior Lecturer in Urban Geography and UKRI Future Leaders Fellow in Urban Crisis at the University of Manchester. She is an urban geographer interested in the politics and social processes of making and moving urban policy.

• Introduction: the urban politics of policy failure 1. Going bust two ways? Epistemic communities and the study of urban policy failure 2. Policy- failing: a repealed right to shelter 3. Urban policy (im)mobilities and refractory policy lessons: experimenting with the sustainability fix 4. Beyond failure: the generative effects of unsuccessful proposals for Supervised Drug Consumption Sites (SCS) in Melbourne, Australia 5. Playing with time in Moore Street, Dublin: urban redevelopment, temporal politics and the governance of space- time 6. The relational co- production of “success” and “failure,” or the politics of anxiety of exporting urban “models” elsewhere Conclusion