Jon Greenberg is a senior correspondent with PolitiFact. He was part of the PolitiFact team during the 2012 presidential election and was one of the fact-checkers who launched PunditFact in 2013. Prior to that, he was executive editor at New Hampshire Public Radio and a Washington reporter for National Public Radio. He has twice won awards from the Society of Professional Journalists for investigative reporting.

The latest Truth-O-Meter items from Jon Greenberg

Recent stories from Jon Greenberg

Mueller report aims to squash WikiLeaks Seth Rich conspiracy theory

Conspiracy theoryists, Fox News' Sean Hannity among them, linked the murder of a Democratic staffer to the emails that ended up at WikiLeaks. The Special Counsel report notes how WikiLeakes chief Julian Assange fueled that rumor.

Fact-checking the Bernie Sanders town hall on Fox News

Democratic presidential candidate Bernie Sanders brought his message of single-payer health care, higher taxes on the super-rich, and free college tuition to the conservative audience of Fox News.

Medicare for All defines one end of the Democratic presidential debate

Seeing who co-sponsored Bernie Sanders' Medicare for All bill is interesting. More interesting are the other health care bills they signed on to.

Fact-checking Donald Trump’s Grand Rapids rally after the Mueller probe

In his first rally since being cleared of criminally conspiring in Russia’s 2016 election interference, President Donald Trump in Grand Rapids, Mich., opined on everything from the end of the special counsel probe to immigration to health care.

What Democrats said about Trump, collusion before Mueller report

We don’t know what Mueller's team found and why he decided it fell short of a tacit or express agreement between the Trump campaign and the Russian government. With that in mind, we wanted to review what Democrats said before Barr’s memo came out.  

Fact-checking Donald Trump's two-hour speech at CPAC

President Donald Trump spoke to an enthusiastic audience at the Conservative Political Action Committee conference in Washington over the weekend. During his 2-hour-plus speech, Trump revisited many of the points from his political rallies.

What the 2019 Oscar movies get right, wrong

Have you ever wondered if the movie you just saw — that claimed to be based on a real story or historical events — was really accurate? So have we. With this year’s Oscars featuring historically based movies up for Best Picture honors, we wanted to help you sort out the facts from the dramatic liberties. 

Medicare for All: What it is, what it isn't

Medicare for All gets a lot of play in coverage of the Democratic primary, but it's meaning can get fuzzy around the edges. Our Q&A walks you throught what it is, the potential costs, and the competing plans that play off of the idea of expanding Medicare.

Fact-checking President Donald Trump’s claims about a national emergency

President Donald Trump announced his plan to declare a national emergency at the southwest border to secure funds for his border wall. Many aspects of his argument were misleading or wrong.

Vice: What the movie gets right and wrong about Dick Cheney

The Oscar-nominated movie Vice blends the real and the surreal to tell the story of Vice President Dick Cheney and the run-up to the Iraq War. We sort it out for you.