The events of September 11, 2001, focused the nation’s and the world’s attention on terrorism and the threat of future terrorist acts. While the use of “weapons of mass destruction” by international terrorist organizations remains a potential threat, in our opinion this is not the major risk to food systems or to the public at large. Biological weapons of mass destruction such as anthrax or other pathogens are relatively difficult to stabilize, transport, and effectively disseminate on a large s…