Dr David DeHaas in Boise, Idaho

Dr. David remembers being told that vaccinating his one-year-old daughter would "kill her." And so he made sure to research the shots before making a decision whether or not to go through with them. He ended up raising non-immunized children, treating injured patients and advocating for parental rights. "The information is there. You cannot be ignorant," he states. Watch the interview on CHD.TV.