Listening to political debate, it would seem that in contemporary America, you have the anti-government fiscal conservatives on one side, and the pro-expansionary government progressives on the other. This sort of ideological polarization rightly drives many citizens to the center, and from there they are unable to find a policy approach and ideology that can fit their proclivities.
Fortunately, there are indeed several American commentators actively espousing a coherent centrist philosophy; they are, however, somewhat hard to find.