The reason this is political, and people running for office need to asked for their approach is because of the guidance it gives the voters with how a politician uses science in establishing policy. Freedom is such a buzzword on the right that it needs to asked where does Freedom end and the public good begin. When does well established science trump demagoguery from both extremes? Consider the Ebola issue we went thru just before the last election. One side screamed about lock them up, shut all the borders, no travel to or from Africa. The scientists and epidemiologists attempted to infuse some facts into the discussion about the real risks of spread, the virology, the lack of need for isolation of exposed but well persons. But many, including Christie, and others mentioned above decided to ignore the science.

Evolution is proven, Global climate change with a significant contribution by humans is proven, vaccines are important and do not cause autism is proven.

Robert Kennedy Jr has been roundly criticized by those on the left for his conspiracy theories and his belief in the dangers of vaccines when he was making those statements.