“…[C]entrism is a political position too. And you see moderate bias — i.e., a preference for centrism — whenever a news outlet assumes that the truth must be “somewhere in the middle.” You see it whenever an organization decides that “balance” requires equal weight for an opposing position, however specious…Often, moderate bias is just the result of caution, but the effect is to bolster centrist political positions — not least by implying that they are not political positions at all but occupy a happy medium between the nutjobs. Meanwhile, conservatives see moderate bias as liberal, and liberals see it as conservative — letting journalists conclude that it’s not bias at all.Moderate bias also grows from a related phenomenon: status-quo bias. Journalists, like anyone, have a built-in bias toward believing that what was true yesterday will be true tomorrow. Establishment news outlets grow cozy and comfortable with other establishments. One reason some journalists insufficiently questioned the run-up to the Iraq war and underestimated the housing bubble was that they listened to their usual, credentialed sources…”