Among the eight people Robert F. Kennedy Jr. announced would make up his new group of outside vaccine advisers to the US Centers for Disease Control and Prevention are an emergency physician who posted Islamophobic commentary on social media and two doctors who were paid to provide expert testimony in trials against a vaccine maker.

Recently, he called reports about two girls in West Texas dying from the measles “misinformation,” even though the doctors who treated the girls were unequivocal in their conclusion.Now Malone will have a leading role in shaping America’s vaccine policy.