Opinion: I worked on the CDC investigation of the anthrax letters. 25 years later, are we ready for the next biothreat? — SkimNews
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- 2001 anthrax letters mailed from New Jersey to media and congressional offices caused 22 cases of anthrax disease, 5 deaths, and billions of dollars in response and recovery costs, coming weeks after the Sept. 11 attacks
- CDC investigators identified two distinct anthrax formulations — a "crunchy" clumped powder in the Sept. 18 batch causing cutaneous cases at media workplaces, versus a "fine powder" in the Oct. 9 batch causing inhalational disease among postal workers along the mail-processing pathway
- CDC's response prompted approximately 32,000 people to begin antimicrobial prophylaxis, with no additional cases identified among those who started drugs at suspected exposure sites
- The 2001 investigation overturned prior assumptions that re-aerosolization of deposited anthrax spores posed low risk, demonstrating that the consequences of an intentional biological release extended far beyond the intended targets
- CDC's civilian workforce is now running approximately 28% lower than in 2024, with losses of subject matter experts and scientific leadership, per author Daniel B. Jernigan
- A Center for Strategic and International Studies report states Americans face greater biological threat risks than at any time this century, while the Bipartisan Commission on Biodefense concluded AI "fundamentally transforms the biological threat landscape"
Why it matters: The CDC's civilian workforce has shrunk by roughly 28% since 2024 at the same moment a CSIS report warns biological threat risks are higher than any time this century and the Bipartisan Commission on Biodefense says AI is reshaping the threat landscape. A 31-year CDC veteran who led the epidemiology team during the 2001 anthrax response is publicly arguing that the experienced people, scientific culture, and cross-sector coordination that made that investigation work are eroding faster than detection technology is advancing.
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