Staff turnover is typical when a new administration comes in, and a significant number of FDA employees similarly considered leaving before President-elect Donald Trump’s first term in office, said one former and one current official.

Food and Drug Administration commissioner Robert Califf said he was “disappointed” with the presidential election result and is uncertain about the agency’s future under Donald Trump. “I’m biased, but I feel like the FDA is at peak performance right now and we’ll just see what happens as the new team comes in,

President-elect Donald Trump said Thursday that he would nominate Robert F. Kennedy Jr. to lead the Department of Health and Human Services — setting up a debate over whether Kennedy, whose vaccine skepticism and unorthodox views about medicine make public health officials deeply uneasy, can be confirmed.