Dangerously Vulnerable: Several reports rate biological weapons as greatest terrorism threat

At this point, the biggest vulnerability with regard to chemical terrorism is a disturbing trend to dismiss the threat of chemical terrorism and the threat of chemical weapons as a relic of history," says Margaret E. Kosal, a professor of international affairs at Georgia Institute of Technology and author of the chemical weapons paper that was included in PSA's report card and one of the experts the commission called on.

• Margaret E. Kosal

• Biological and Chemical Nonproliferation and Counterterrorism

• Center for International Strategy, Technology, and Policy
• Sam Nunn School of International Affairs