Swine flu. Bird flu. SARS. Influenza and even ebola. Nathan Wolfe, globe-trotting Stanford biologist, surveys the modern pandemic landscape, offering grim lessons on mankind's relationship with the various microbes that routinely threaten civilization itself. But while the ease of international travel and interconectivity of global culture makes our species particularly vulnerable, Wolfe also holds out promise of new countermeasures that can protect us.