Jon Greenberg

PolitiFact Staff Writer

Jon Greenberg is a staff writer 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.


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Recent stories from Jon Greenberg

Fact-checking the June 26 Sunday shows

Given that "What is the EU?" was a trending Google search after the United Kingdom voted to leave the European Union, Americans rightly still had many questions about the Brexit vote Sunday.

Fact-checking Donald Trump's speech calling Hillary Clinton 'a world-class liar'

After Hillary Clinton warned that Donald Trump would wreck the economy, Trump hit back, blasting Clinton's judgement and character. We examine 27 of Trump's charges. 

Fact-checking Hillary Clinton's economic speech about Donald Trump

Hillary Clinton gave a speech on economic policy and spent most of her time going after Donald Trump. She made dozens of claims. We got started on checking a quite a few, and we'll add more soon.

World Refugee Day: Refugee claims and U.S. politics

Donald Trump has made a number of claims about refugees. To mark International Refugee Day, we've reviewed a few from his file, along with some about refugees and poverty, and which country is doing the most to help them.

The 10 biggest falsehoods from the year of Trump

One year ago today, Donald Trump descended a gilded escalator into a historic presidential campaign. He continues to make inaccurate statements, and we have spent the past year trying to keep up.  

Obama vs. Trump on the phrase 'radical Islam'

Donald Trump said President Obama should resign for not using the words. Obama hit back, saying using the words is "not a strategy." We delve into this war over words.

HIV in Africa: 6 million circumcisions and counting

For nearly a decade, the fight against AIDS has aimed to circumcise as many young adult men as possible in Africa. Critics still question whether it does any good. We bring in the epidemiologists.

Fact-checking the New York Democratic debate

We sort out fact from fiction at Thursday's Democratic presidential debate. TRUTH-O-METER! Compare the PolitiFact records of Bernie Sanders and Hillary Clinton.  

5 fact-checks about foreign trade, TPP, and China

We review some of our fact-checks from the campaign trail, including rhetoric from Bernie Sanders, Donald Trump, Hillary Clinton and Ted Cruz. Half True was the best rating. 

World Health Day: Who's leading the charge on TB research?

With private drug companies backing away from infectious disease research, governments and foundations are spending hundreds of millions of dollars to rein in tuberculosis. The World Health Organization says $1.3 billion more each year is needed to get ahead of the world's second most lethal infectious disease.