The C.D.C.'s latest policy guidance that people who have been fully vaccinated against the coronavirus virus no longer need to wear face masks indoors gets the science right, but policymaking wrong.

Vulnerable. Entitlement. Diversity. Transgender. Fetus. Evidence-based. Science-based. Last week, news outlets reported that the Centers for Disease Control and Prevention had been advised to avoid using these seven words in budget documents. In an interview with Medscape Hastings Center research sc...