David Barton is a Texas-based pseudo-historian much beloved by the Religious Right. Barton doesn’t actually have a degree in history—he graduated from Oral Roberts University with a degree in Christian Education—but that hasn’t stopped him from posing as a professor.For what it is worth I don't believe you need a special degree to be a historian, and having the credentials to be an on-paper credible historian does not make you correct, accurate, or even honest.
Barton is buddies with Glenn Beck, who uses him as “faculty” for online classes that are marketed to gullible people.
In the case of David Barton it is unclear whether the history professor of the right-wing echo chamber is a charlatan or simply incompetent.
As it is, despite accurately assessing David Barton, Rob Boston is not himself always on target within the article.