Changes in the global environment, the complexity of decision-making, and the new role of social media have challenged the operating models and practices of traditional crisis preparedness and security of supply. In a knowledge society context, securing the continuous flow of information and communication on different platforms is a huge challenge, and the role of information resilience is more crucial than ever. Bringing together leading specialists from many fields on information resilience, this book examines how to ensure the undisturbed flow of information, the functionality of information and communications networks, and reliable and secure information content in all circumstances, both from an individual and societal viewpoint. The book address issues around information resilience from the standpoint of management, national security, misinformation, social media, and commercial actors. It will appeal to scholars and students of public policy, disaster management, security studies and governance, as well as practitioners. Chapters 1 and 12 are licensed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/). For further details see license information in the chapter