Earlier in his career he wrote for a variety of publications, including The New York Times Magazine, The New Yorker, The Washington Post, Esquire, Vanity Fair, The Christian Science Monitor, The Nation, The Guardian, Wired, and The Village Voice.
Bush served secretly in the CIA in the 1950s and 1960s and investigates his network and activities in Dallas at the time of the assassination of President John F. Kennedy and later in Washington during the Watergate scandal.
[8][9][10] His articles included a report on the efforts of the controversial Church of Scientology to recruit Michael Jackson,[6] produced an early critique of New York Times journalist Judith Miller’s claims that Iraq possessed “weapons of mass destruction” (which became a factor in the US’s subsequent invasion of that country), and on the West’s indifference to capturing accused Serbian war criminal Radovan Karadzic.
[14] Following the 2013 Boston Marathon bombings, Baker and his team at WhoWhatWhy published dozens of articles and podcasts about inconsistencies in government statements regarding the alleged perpetrators.
[2] WhoWhatWhy generated strong interest in its reporting that raised questions about whether the full story had been told about the alleged Boston Marathon bombers, and noted inconsistencies and anomalies in accounts provided by the FBI and other law enforcement entities.
The article included this statement: "Baker has abandoned the mainstream media and become a key player on the fringe, walking that murky line between conventional investigative journalist and wild-eyed conspiracy theorist.
[20] It asserts that Bob Woodward of The Washington Post was an intelligence agent who conspired with John Dean to remove President Richard Nixon from office for opposing the oil depletion allowance.
[6] Lev Grossman of Time magazine said that Baker "connects the dots between the Bushes and Watergate, which he far-fetchedly describes not as a ham-handed act of political espionage but as a carefully orchestrated farce designed to take down President Richard Nixon.
[3] In a Los Angeles Times review, Rutten called the book "preposterous" and said that it was "singularly offensive" because it "recklessly impugns, in the most disgusting possible way," the reputations of living and dead people.