Concern about the spread of the Zika virus has sparked efforts to develop therapies and vaccines to counter it. But the outbreak reflects a growing threat from zoonetic diseases, once thought of as being contained to tropical regions, that are making incursions into the developed world. We spoke to Jim Pannucci, director for infectious disease research at Southern Research, about Zika, the work his organization is doing around the virus, and whether we need to rethink investment in prevention and treatment of such diseases.