The Advisory Committee on Immunization Practices (ACIP) is the CDC’s vaccine advisory group, and it must follow these federal guidelines: 1. Transparency (FACA law): Meetings must be public, recorded, and follow open government rules. 2. Membership: 15 voting experts (appointed by HHS), plus non-voting agency reps and liaison groups (e.g., AMA, AAP). 3. Conflict of Interest Disclosure: Members must disclose financial ties. Those with conflicts may be restricted from voting. 4. Evidence-Based Pro