Johns Hopkins Bloomberg School of Public Health’s Center for Health Security released its 2018 annual report. The report details the center’s efforts to enhance research and analysis on major domestic and international health security issues, including emerging infectious diseases and pandemic flu; biosafety and biosecurity; medical and public health preparedness and response; global catastrophic biological risks; community resilience; disease surveillance; risk communication; advanced science research; policies on medicines, vaccines, and diagnostics; and science diplomacy.