Sara Gorman, PhD, MPH, and Jack Gorman, MD, psychiatrist and CEO and chief scientific officer of Franklin Behavioral Health Consultants, father-and-daughter coauthors of Denying to the Grave: Why We Ignore the Facts That Will Save Us (Oxford University Press, 2016), review the latest neuroscience and psychological research to explain why humans seem particularly prone to ignoring science when it comes to vaccinations, antibiotic use and other healthcare options.