Later that night, Trump issued a threat to his former aide, slapping him with the nickname "Sloppy Steve".
"When I sat with Michael, who I like a lot, these were very casual type conversations and dinners and lunches", he said.
Like most of what Trump says, he lied.
The third faction was the president's daughter Ivanka and her husband Jared, referred to as Jarvanka, who according to Bannon are Democrats.
Wolff also reports a conversation between the president-elect and Rupert Murdoch about immigration policy that allegedly led the media mogul to label Trump "a fucking idiot".
Trump dropped Bannon from the White House in August, although the two men remained in touch afterward. "When he was fired, he not only lost his job, he lost his mind".
Many people have added their own sarcastic touch to photos of the briefing by replacing the monitors with their own images.
In an interview with CNN, Mr Tillerson said: "I've never questioned his mental fitness".
The Kenosha Public Library is still working to obtain copies and fielded requests for it Friday morning. But that doesn't mean that a majority of people believe him.
Last year, he reportedlydescribed the President as a "moron" after a national security meeting, a claim denied by his office. He's constantly standing off of Trump's shoulder as the President signs this order or that piece of legislation, clapping and smiling on cue. But, there's a question within that question: Is Trump deteriorating mentally while in office or simply acting in the same bullying, impetuous ways he has his whole life?
Trump's message, played to journalists by White House press secretary Sarah Huckabee Sanders, spoke of "major economic gains" being delivered by the tax cut he signed into law before Christmas. "Too bad!", tweeted Trump. Contained within the pages are several embarrassing details about the Trump administration, including disparaging remarks about members of Trump's family that attributed to Bannon.
The tweet was a reference to donor Rebekah Mercer issuing a statement to the Washington Post distancing herself from Bannon.
For days the capital had been captivated by deconstructed versions of Wolff's book: Excerpts in New York magazineand British GQ; an essay by the author in the Hollywood Reporter;and the juiciest tidbits (Bannon said what about Don Jr.???) published in the Guardian after its reporters stumbled across a stray early copy in a New England bookstore.