Human and ecological systems face substantial risks, and the ways individuals and communities adapt, change or otherwise transform are being increasingly highlighted as routes to address long-standing system-level problems.Central to this are the ways in which mediated communication may foster and support community resilience and collective efficacy. Communicating Resiliency and Efficacy in a Digital Age: Mediated Communities takes an interdisciplinary look at the roles and processes associated with mediated communication in helping to foment community resiliency.The chapters describe the nexus of communication, media, health, and the environment and identifies leverage points to engage scholars across disciplines in the social sciences and humanities,Through a culture-centric lens, this edited collection looks at how the concepts of community resilience and collective efficacy have been applied to work across academic disciplines, and how new understandings and applications may result.