In this episode of a special series, “Pathways to Pediatrics,” hosts David Hill, MD, FAAP, and Joanna Parga-Belinkie, MD, FAAP, interview Paul Offit, MD, FAAP, Director of the Vaccine Education Center and an attending physician in the Division of Infectious Diseases at Children's Hospital of Philadelphia. Dr. Offit explains how his childhood scars created in him a need to advocate for children.