I am familiar with his other books. And it’s clear he has an established career. I just don’t think he should try to present such simplified narratives. “Coddling of the American Mind” is what first put him on my radar and set off alarm bells.
At I said this might just be a field where normal expectations of expertise can’t be met. But that doesn’t mean you can rescale and match the confidence of other fields.
He’s putting himself in a position similar to politicians running for office.