The Trump era is rife with Republicans who abandon their principles in the name of toeing Donald Trump’s line. But few have gambled with those principles recently like Louisiana Republican Sen. Bill Cassidy.

Days after ousting all 17 members of the panel that makes U.S. vaccine recommendations, Health Secretary Robert F. Kennedy Jr. has begun remaking it. On Wednesday, he named eight appointees, three of whom are critics of mRNA coronavirus vaccines,

The consists of scientists, public-health experts and physicians, including one criticized for spreading COVID-19 misinformation, conspiracy theories.