As RFK Jr.’s anti-vaccine ways turn toxic to GOP, CDC director is hard to find

Ars Technica
March 26, 2026
1 min read

Quick Insights

The Bottom Line

The CDC has been without a confirmed director since August after RFK Jr. fired the previous director over vaccine recommendations.

How This Affects You

Vaccine policy changes directed by RFK Jr. could affect vaccination recommendations and public health guidance you and your family rely on.

AI Summary

The CDC has been without a confirmed director since August, and the Trump administration missed a federal deadline Wednesday to nominate a permanent replacement, leaving the agency leaderless. Health Secretary Robert F. Kennedy Jr. fired the previous director, Susan Monarez, in late August after she allegedly refused to endorse changes to vaccine recommendations, and Jay Bhattacharya, who leads the National Institutes of Health, can no longer serve as acting director after the 210-day temporary appointment window expired. Federal law prohibits anyone from holding a Senate-confirmed position in an acting capacity beyond that 210-day limit, creating a leadership vacuum at a critical public health agency. The Trump administration is now working to constrain Kennedy's anti-vaccine initiatives, which officials view as damaging to Republican prospects in upcoming midterm elections.

What's Being Done

The Trump administration missed a federal deadline to nominate a permanent CDC director; the acting director's appointment window expired, creating a leadership vacuum.

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