Why the Not-So-Great Vaccine Debate of February 2015 Doesn’t Matter

Health care and public health professionals worry about what will happen if vaccines enter the realm of national political debate. | Vaccination rates are uniformly high among families of both Democrats and Republicans, well past 90 percent for most vaccines. But “When issues become entangled in group identities and become symbols of membership and loyalty to those groups, people genuinely aren’t as able to recognize and assess the evidence as they otherwise would be,” Kahan says.