BIOTERRORISM:
New Look at Old Data Irks Smallpox-Eradication Experts
Martin Enserink
Yale University mathematician Edward Kaplan has been arguing that the architects of the U.S. bioterrorism policy are placing too much faith in a strategy called ring vaccination to contain a smallpox epidemic. Now, Kaplan has published a paper that he says deals another blow to that strategy--further raising the ire of his opponents, some of whom are veterans of the global smallpox-eradication effort in which the strategy was introduced and tested.