Reading that article wasn't good for my blood pressure. >“He has no idea what he’s talking about,” said Dr. Sean O’Leary, chair of the infectious disease committee at the American Academy of Pediatrics. “These vaccines protect children and save lives,” Dr. O’Leary said. “It’s very frustrating for those of us who spend our careers trying to do what we can to improve the health of children to see harm coming to children because of an ideological agenda not grounded in science.”