The harm former President Donald Trump did to E. Jean Carroll’s reputation would cost $12 million to repair, an expert reportedly testified at the writer’s defamation trial Thursday. “Damage to her reputation was severe,” Northwestern University professor Ashlee Humphreys told the jurors. “The costs to repair it were considerable.” Humphreys used data to back her claim that a public relations campaign to restore Carroll’s reputation would cost $12 million, ABC News reports. The professor said Trump’s defamatory statements were read online about 25 million times and seen on television about 63 …