A recent expert meeting on typhoid epidemiological modeling, organized by the Coalition against Typhoid, marks one of the first attempts to jolt governments into action against typhoid fever, a disease that is thriving largely unnoticed in many developing countries.

Recent news reports about Brazil indicate rising concerns about the prevalence of dengue in the country. In mid-February, Brazil’s health minister Alexandre Padilha warned of an impending dengue epidemic due to the discovery of a new type of dengue virus (type 4) in the populous city of Rio de Janeiro.