The PolitiFact founder, headed to a professorship at Duke, reflects on the fact-checking boom and talks about preparing the next generation of journalists.

As Bill Adair’s fact-checking enterprise turns five, PolitiFact is responding to criticism and adding a little structure to how it decides what’s True, Pants on Fire, or somewhere in between.

Dan Schultz’s BS-detection software really works, but there are a lot of technology issues — and people issues — getting in the way of a mainstream product.

A graduate student at the MIT Media Lab is writing software that can highlight false claims in articles, just like spell check.

In its expansion, PolitiFact sets its sights on becoming an Associated Press for fact-checking.