“Gravity exists. The world is round. Climate change is happenind.”
So tweeted Barack Obama’s advocacy group Organizing for Action on Monday, adding the hashtag #ScienceSaysSo. Had the hashtag read #ThePresidentSaysSo, no would have bought the bogus appeal to authority. But many will buy the appeal to scientific authority.
Few nowadays defer to the traditional authority figures of old—parents, priests or politicians. But many are inclined to take scientists' word for things. If