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joerene.avilesThe main arguments in the article are that globalization has created new threats to the public health and security on a global scale, with biological threats the foremost concern. "Biosecurity" is the goal, which looks at public health preparedness at all levels (local, national, international, global) with four domains: "emerging infectious disease; bioterrorism; the cutting-edge life sciences; and food safety." Despite increasing defenses and plans for current threats, the article notes that we need to become better at predicting new threats and identifying risks to biosecurity while adapting to changing political, environmental and infrastructure factors that create difficult ethical decisions.