In "The New Thought Police," Tammy Bruce defines political correctness, or groupthink, as the notion that “only certain things can be said, or considered, or thought—and that some group out there has the authority to decide, for everyone, what is appropriate.”

That is the America we live in today, and it’s a blight on our culture.

Wiliams College decision to rescind her invitation proves the truth of what she says.