Fivethirtyeight.com had a recent article suggesting that religosity was holding back socialism in the US as the two were negatively correlated in surveys, and it was even stronger when you split out those who identified as white vs black, as the effect was only found in the white population.<p><a href="http://fivethirtyeight.com/features/americans-may-be-too-religious-to-embrace-socialism/" rel="nofollow">http://fivethirtyeight.com/features/americans-may-be-too-rel...</a>