Jean-Christophe Le Coze is a safety researcher (Ph.D., Mines ParisTech) at INERIS, the French national institute for environmental safety. His activities combine ethnographic studies and action research in various safety-critical systems, with an empirical, theoretical, historical, visual and epistemological orientation. He has authored several books and numerous journal articles on safety science and is an associate editor of the journal Safety Science.Benoît Journé is a professor of management at the University of Nantes, France, and director of the RESOH chair at the IMT Atlantique—LEMNA. His research concerns reliability and resilience of high-hazard industrial systems, and in particular nuclear power, and pragmatist approaches to strategy and management. He is the author of numerous journal articles and editor of several collective volumes on safety science topics.

• Chapter 1: Safety and Subcontracting.- Chapter 2: Work, organisational fragmentation and safety.- Chapter 3: Subcontracting, repeat latent-failures and workplace disasters.- Chapter 4: Organizational lucidity and the impact of subcontracting.- Chapter 5: How to break the silence of subcontractors.- Chapter 6: Subcontracting safety (cases).- Chapter 7: Complementarity: Ensuring that contracts are compatible with collaborative relationships.- Chapter 8: Boundaries: their influence on managing safety in outsourcing.- Chapter 9: Sfumato as a metaphor for creating a common understanding in complex projects.- Chapter 10: The unsung virtues of ambiguity in subcontracted work.

Jean-Christophe Le Coze is a safety researcher (Ph.D., Mines ParisTech) at INERIS, the French national institute for environmental safety. His activities combine ethnographic studies and action research in various safety-critical systems, with an empirical, theoretical, historical, visual and epistemological orientation. He has authored several books and numerous journal articles on safety science and is an associate editor of the journal Safety Science.Benoît Journé is a professor of management at the University of Nantes, France, and director of the RESOH chair at the IMT Atlantique—LEMNA. His research concerns reliability and resilience of high-hazard industrial systems, and in particular nuclear power, and pragmatist approaches to strategy and management. He is the author of numerous journal articles and editor of several collective volumes on safety science topics.

• Chapter 1: Safety and Subcontracting.- Chapter 2: Work, organisational fragmentation and safety.- Chapter 3: Subcontracting, repeat latent-failures and workplace disasters.- Chapter 4: Organizational lucidity and the impact of subcontracting.- Chapter 5: How to break the silence of subcontractors.- Chapter 6: Subcontracting safety (cases).- Chapter 7: Complementarity: Ensuring that contracts are compatible with collaborative relationships.- Chapter 8: Boundaries: their influence on managing safety in outsourcing.- Chapter 9: Sfumato as a metaphor for creating a common understanding in complex projects.- Chapter 10: The unsung virtues of ambiguity in subcontracted work.

Jean-Christophe Le Coze is a safety researcher (Ph.D., Mines ParisTech) at INERIS, the French national institute for environmental safety. His activities combine ethnographic studies and action research in various safety-critical systems, with an empirical, theoretical, historical, visual and epistemological orientation. He has authored several books and numerous journal articles on safety science and is an associate editor of the journal Safety Science.Benoît Journé is a professor of management at the University of Nantes, France, and director of the RESOH chair at the IMT Atlantique—LEMNA. His research concerns reliability and resilience of high-hazard industrial systems, and in particular nuclear power, and pragmatist approaches to strategy and management. He is the author of numerous journal articles and editor of several collective volumes on safety science topics.

• Chapter 1: Safety and Subcontracting.- Chapter 2: Work, organisational fragmentation and safety.- Chapter 3: Subcontracting, repeat latent-failures and workplace disasters.- Chapter 4: Organizational lucidity and the impact of subcontracting.- Chapter 5: How to break the silence of subcontractors.- Chapter 6: Subcontracting safety (cases).- Chapter 7: Complementarity: Ensuring that contracts are compatible with collaborative relationships.- Chapter 8: Boundaries: their influence on managing safety in outsourcing.- Chapter 9: Sfumato as a metaphor for creating a common understanding in complex projects.- Chapter 10: The unsung virtues of ambiguity in subcontracted work.