The main unifying characteristic of the American "ruling class" as Codevilla describes it is inexhaustible contempt for the majority of their countrymen who are not part of their clique.
In a much discussed article in the current issue of the American Spectator titled "America's Ruling Class," Prof. Angelo Codevilla describes the divide between those who run the US - the politicians, bureaucrats and policy establishment - and the rest of the country.