Outbreak narratives have proliferated for the past quarter century, and now they have reached epidemic proportions. From 28 Days Later to 24 to The Walking Dead, movies, TV shows, and books are filled with zombie viruses, bioengineered plagues, and disease-ravaged bands of survivors. Even news reports indulge in thrilling scenarios about potential global pandemics like SARS and Ebola. Why have outbreak narratives infected our public discourse, and how have they affected the way Americans view the world? In Going Viral, Dahlia Schweitzer probes outbreak narratives in film, television, and a variety of other media, putting them in conversation with rhetoric from government authorities and news organizations that have capitalized on public fears about our changing world.