Minority Rules: Scientists Discover Tipping Point for the Spread of Ideas (http://www.sciencedaily.com/releases/2011/07/110725190044.htm)
QuoteScienceDaily (July 26, 2011) — Scientists at Rensselaer Polytechnic Institute have found that when just 10 percent of the population holds an unshakable belief, their belief will always be adopted by the majority of the society. The scientists, who are members of the Social Cognitive Networks Academic Research Center (SCNARC) at Rensselaer, used computational and analytical methods to discover the tipping point where a minority belief becomes the majority opinion. The finding has implications for the study and influence of societal interactions ranging from the spread of innovations to the movement of political ideals...
And there you have it in a nutshell why atheism cannot be adopted by the majority, atheists
don't believe in the sense of an unshakable world view. A rational view simply cannot be unshakable. One always has to be sceptical if one holds a rational world view. Bugger!!!