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Abstract Numerous studies on political discourse claim that metaphors help politicians to construct coherent arguments convince their voters. Yet, most of them, with a few notable exceptions, do not adhere any theory argumentation. In this paper, we integrate Discourse Dynamic Approach Metaphor Inference Anchoring Theory enhance our understanding the interaction and in dynamic discourse. Our da...

This exploratory study examines how fire and police departments used online media during the 2012 Hurricane Sandy and how these media can be used to affect trust with members of the public during such an event. Using trust theory, we describe how online communications provide a means for emergency responders to appear trustworthy through online acts of ability, integrity, and benevolence. We co...

Assessing vulnerability is fundamental for efficient risk management and emergency response. Integrating analyses from preparedness and risk reduction to inform the response phase requires that structural information about demographics or industry is combined with specific local information that highlights hotspots or emerging risks in near real-time. Owing to its availability on social media o...

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