He said he has been with the president, and said, "He is not psychologically unfit. Steve was a staffer who worked for me after I had already won the nomination by defeating seventeen candidates, often described as the most talented field ever assembled in the Republican Party". "Now Sloppy Steve has been dumped like a dog by almost everyone", Trump said on Twitter.
Trump friend and ally Chris Ruddy, CEO of the right-wing Newsmax website, disputed on CNN that characterization, calling it "so absurd, so ridiculous".
"They say he is a 'moron, ' 'an idiot.' 'This man does not read, does not listen, he's like a pinball just shooting off the sides, '" Wolff claimed. The acrimony suggests a permanent split between the president and the strategist who helped him win the White House.
Another said: "Really f**king presidential Don".
Sanders also noted that reporters who are "routinely incredibly critical" of the president have also questioned Wolff's journalistic credibility.
"Whether he realized it was an interview or not, I don't know", Wolff said of the president on NBC News' "Today Show". "I did the quartet role", Blair said.
"He is not a typical president of the past, I think that's well recognised - that's also why the American people chose him", he said, insisting that he does not expect to be asked to resign in the coming year.
Trump prefaced his defenses by writing that his opponents in politics and the media "are taking out the old Ronald Reagan playbook" by questioning his mental stability.
Speaking with BBC radio, Michael Wolff said that his work has had "a very clear emperor-has-no-clothes effect". The book depicts chaos in the oval office and a number of the author's findings as a journalist with deep access.
Trump's attorney has demanded a halt to publication of the book or excerpts. The publisher instead moved up the release date to Friday.
"That's the background to the perception and the understanding that will finally end. this presidency". Rebekah Mercer, the billionaire GOP donor andBreitbart co-owner, issued a statement Thursday distancing her family from Bannon.