In 2011, Dr. Peter J. Hotez relocated to Houston to launch Baylor's National School of Tropical Medicine. He was shocked to discover that a number of neglected diseases often associated with developing countries were widespread in impoverished Texas communities. Despite the United States' economic prowess and first-world status, an estimated 12 million Americans living at the poverty level currently suffer from at least one neglected tropical disease, or NTD. Hotez concluded that the world's neglected diseases--which include tuberculosis, hookworm infection, lymphatic filariasis, Chagas...