Robert Westerfelhaus, a communications professor at the College of Charleston in South Carolina, said society tends to delight in misbehaviour — to a certain point.

“We delight in misbehaviour for which the consequences are personal or, at most, affect a small social circle,” said Westerfelhaus, whose research centres on ethics, religion and American pop culture. “Bad behaviour that threatens social harmony, on the other hand, draws derision and demands that a public example be made.”

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