Books in the Sigma Force Novels series

Now Sigma Force must confront a danger that will unleash a cascading series of plagues, culminating in a scourge that could kill all of the world's children .

From #1 New York Times bestselling author James Rollins, the latest riveting, deeply imaginative thriller in the Sigma Force series, told with his trademark blend of cutting-edge science, historical mystery, and pulse-pounding action. It begins in Africa .