Operation Dark Winter

Operation Dark Winter was the code name for a seniorlevel bioterrorist attack simulation conducted from June 2223, 2001. It was designed to carry out a mock version of a covert and widespread smallpox attack on the United States. Tara O Toole and Thomas Inglesby of the Johns Hopkins Center for Civilian Biodefense Strategies, Center for Strategic and International Studies, and Randy Larsen and Mark DeMier of Analytic Services were the principal designers, authors, and controllers of the Dark Winter proje