Remember, bias can take two different forms. The first has just been mentioned—a point of view, an interest, an agenda. If dismissing reports for this reason were proper procedure, then the study of history would never get off the ground, since virtually everyone in a position to give accurate information has a “bias” of this sort. No, this kind of bias is largely benign on its own. A problem arises only when a bias of the first sort leads to a bias of the second sort, that is, a tendency to distort or in some way misrepresent facts for personal gain. But what gain here? What advantage did
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