Greenberg

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.

Email: jgreenberg@politifact.com

The latest Truth-O-Meter items from Jon Greenberg

Mostly True

Trump said these things

Mostly True

100% is out of reach

Mostly True

So you're saying there's a chance

Bernie Sanders
Bernie Sanders

Winning enough pledged delegates is "not impossible."

— PolitiFact National

Mostly True

More limited effect than it sounds

Mostly True

Estimates vary, but the toll is high

Tim Ziemer
Tim Ziemer

"In Africa, a child dies every minute because of (malaria)."

— PolitiFact Global News Service

Half-True

Updated: Tricky to track the dollars

Half-True

Tough to get a precise number

ActionAid UK
ActionAid UK

"Tax dodging costs developing countries $200 billion every year."  

— PolitiFact Global News Service

Recent stories from Jon Greenberg

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 tonight's Democratic presidential debate. TRUTH-O-METER! Compare the PolitiFact records of Bernie Sanders and Hillary Clinton.

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.

PolitiFact’s Top 5 fact-checks for March 2016

With heated primaries on both sides of the aisle, most of our Top 5 fact checks from March focused on the two so-called outsider candidates: Democratic candidate Sen. Bernie Sanders and Republican frontrunner Donald Trump.  

Fact-checking USAID chief on global poverty and education

In her first major policy speech, USAID administrator Gayle Smith listed a number of gains the world has seen in recent decades. We checked her stats, and while Smith did pretty well, she didn't get a perfect score every time.

Fact-checking Jebio in the 2016 GOP presidential race

We look back at our most clicked fact-checks of statements by Jeb Bush and Marco Rubio   Help PolitiFact raise $15,000 to fact-check the immigration debate in 2016  

Fact-checking the Republican debate in Miami

We fact-checked what the candidates had to say about trade, Common Core and more Thursday at the University of Miami.   Help PolitiFact raise $15,000 to hire an additional fact-checker for 2016   Fact-checking the Democratic debate in Miami   Fact-Check-A-Thon calls out misleading TV ads in 2016 primaries

Fact-checking the Republican debate in Miami

We fact-checked what the candidates had to say about trade, Common Core and more Thursday at the University of Miami.   Help PolitiFact raise $15,000 to hire an additional fact-checker for 2016   Fact-checking the Democratic debate in Miami   Fact-Check-A-Thon calls out misleading TV ads in 2016 primaries