Kennedy last week announced he would "retire" the entire panel that guides U.S. vaccine policy. He also quietly removed Dr. Melinda Wharton — the veteran Centers for Disease Control and Prevention official who coordinated the committee's meetings.

Paul Offit knows vaccines. A trained doctor, he spent 26 years working in pediatric infectious disease and studying the rotaviruses before ultimately creating the strain that became the RotaTeq vaccine.

Just two days after retiring the entirety of the US Centers for Disease Control and Prevention’s vaccine advisory panel, US Health and Human Services Secretary Robert F. Kennedy Jr. has appointed several prominent critics of the government’s Covid-19 response to that committee.