How ‘Bias’ Went From a Psychological Observation to a Political Accusation

In 2004, 57 police officers of different races were divided into two groups for a simple experiment. Half of them were shown two photo lineups, one with an array of white faces and one with black faces. This group was more visually attuned to the white faces. A second group looked at the same lineups after words like “violent,” “crime” and “shoot” flashed on their screens, at the edge of their field of vision. This group of officers’ eyes were mostly drawn to the black faces. In a similar test, using pictures of guns and knives instead of words, a group of white college students exhibited a similar shift in attention. ….[READ]