Trump chief of staff used book on president’s mental health as White House guide

John Kelly secretly consulted The Dangerous Case of Donald Trump, according to new book by Peter Baker and Susan Glasser

Donald Trump's White House chief of staff secretly bought a book in which 27 mental health professionals warned that the president was psychologically unfit for the job, then used it as a guide in his attempts to cope with Trump's irrational behavior.

News of John Kelly's surreptitious purchase comes in a new book from Peter Baker of the New York Times and Susan Glasser of the New Yorker. The Divider: Trump in the White House, 2017-2021, will be published next week. The Guardian obtained a copy.