It doesn't have anything to do with voters' opinion of athiesm. It has to do with the probability and the population of athiests. Among Christians/Theists, you will find a handful of people who are capable of rising through the ranks to national leadership. Among athiests, you not only have a much smaller 'talent' pool, but that pool is more likely have members that engage in self-destructive, anti-social behavior than the non-athiest American population. I'm sure you are a swell guy but most athiests are a pretty despicable lot.
I am neither a guy nor an atheist. I merely posed the question.
As a secular right winger I will vote for him above McCain and Rudy in the primanys, and for sure in the general.