ARE right-wingers dumber than others? How else can we explain the tenacity with which a set of them hold on to beliefs in flying machines and genetics 7,000 years back; deny evolution; climate change? Why do the right, confronted with evidence contrary to their belief systems, prefer to invent their own facts? Why have a number of studies (Low IQ & Conservative Beliefs Linked to Prejudice, Stephanie Pappas, Live Science, January 26, 2012) show a statistically significant correlation between lower intelligence and having racist, or other prejudiced beliefs?