The Advisory Committee on Immunization Practices (ACIP) is the committee that decides on the CDC-recommended vaccine schedule. Naturally, antivaxers don’t like it—or any scientist on it. Or any vaccine advocate, for that matter. Paul Offit is a particular target of their ire, and they can be quite scary.
![ACIP](https://i0.wp.com/www.respectfulinsolence.com/wp-content/uploads/2018/11/paul-offit-cnn.jpg?fit=768%2C432&ssl=1)