ScienceNot Exactly Rocket Science

Even on mute, TV can perpetuate racial bias

When scenes are muted, body language and facial expressions are enough to convey more negative attitudes towards black characters compared to white ones. This bias is so subtle that we’re largely unable to consciously identify it, yet so powerful that it can sway our own predispositions.

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Those of us who have been on the receiving end of racial abuse know all too well that words can hurt. But they’re also the tip of the iceberg. According to a study of popular US television, we’re exposed to the spectre of racial bias on a regular basis, all without a single word being uttered.

When scenes are muted, body language and facial expressions are enough to convey more negative attitudes towards black characters compared to white ones. This bias is so subtle that we’re largely unable to consciously identify it, yet so powerful that it can sway our own predispositions. In some ways, racial bias acts as a contagion and television as one of its vectors.

These nonverbal cues could have many origins. Actors could act slightly more negatively towards black colleagues, even if they have no explicit racial biases themselves. Their actions could be written into scripts or they may be directed to behave in a certain way, again without any conscious effort on the part of the writers or directors. Whatever the cause, it’s clear that...

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