Mankind is smart but can't harness nature, which periodically proves its dominance with surprise natural disasters and devastating disease rampages that twist, turn and torture humans to unimaginable degrees. Few, if any, people in the world know more details about nature's secret weapons – AIDS, Ebola, Marburg, hemorrhagic fevers, for example – than Pulitzer Prize winning journalist Laurie Garrett. Garrett has traveled the globe and interviewed infectious disease experts and victims worldwide to understand the magnitude of the threat facing the human race.