image credit: success-resources.com.au Very often, people who had a rich upbringing and come from a good family — let’s  call them high-class  — seem to be able to convince other people that they’re more competent than they actually are. Whether it’s some politicians or the head of marketing at your company, examples of this effect are abundant. And according to a new study performed by psychologists at the University of Virginia, this effect can be explained by overconfidence, which stranger misinterpret as competence. Yet another advantage of higher social class     “Drawing on a collection of findings suggesting that different social class contexts have powerful effects on people’s sense of self, we propose that social class shapes the beliefs that people hold about their abilities, and that this, in turn, has important implications for how status hierarchies perpetuate,” the authors wrote in their study published in the Journal of Personality and Socia...