Jon Greenberg

Jon Greenberg is a staff writer for Punditfact, a project of PolitiFact that keeps tabs on the country's unelected leaders. His radio work received the Society of Professional Journalists investigative reporting award for 2011.

TRUE OR FALSE?

Inside The Secret World Of Fact-Checkers

Details matter. Truth matters. Fact-checkers are needed more than ever in a time of persistent spin.

Jon Greenberg