Sociology Professor Jennifer Reich says distrust underlies a lot of parental fears. "I think one of the things parents are grappling with is how much they trust government regulation, how much they trust information that they're given," Reich said. "Parents cited to me a similar distrust of food regulation or a similar distrust of chemical companies or ingredients in mattresses." For many parents, she said, fear of the unknown outweighs fear of diseases they've never seen in their lifetimes.

What makes an anti-vaxxer change their mind?
USA Today, March 9