Experts warn NIH director now leading CDC will push ‘RFK Jr’s agenda’

February 19, 2026

TL;DR

Jay Bhattacharya, NIH director, has been appointed acting director of the CDC.
He is the fourth leader at the CDC in one year, a move seen as consolidating power.
Bhattacharya is considered an ally of Robert F. Kennedy Jr. and a vaccine critic.
Critics worry he will advance RFK Jr.'s agenda and reshape vaccine policy.
Staff suggest Bhattacharya has had minimal involvement in the daily operations of the NIH and is unlikely to actively manage the CDC.
He previously made a name for himself opposing COVID-19 prevention measures and has criticized officials involved in both funding research and setting policy.
Bhattacharya will continue his role as NIH director, where he has overseen research and staff cuts.
The CDC has also reduced grants and laid off staff while reshaping vaccination policy.
Concerns exist about his ability to lead two large agencies simultaneously, with some staff noting he delegates most responsibilities at the NIH.
His appointment is temporary, as he can serve as acting director for a limited period.
Experts are concerned about new restrictions on vaccination and Bhattacharya's focus on perceived failures of the past COVID response.

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