The book reviewed today was The Death of Expertise: The Campaign Against Established Knowledge and Why It Matters, by Tom Nichols. According to the author:
Americans have reached a point where ignorance, especially of anything related to public policy, is an actual virtue.
Or as I would put it, there's a reason you don't want me piloting your plane, performing open heart surgery on your father or even working on your car. I don't have the expertise.