How believable are fonts?

Errol Morris used Georgia, Baskerville, Helvetica, Trebuchet and Comic Sans to display the same article to different people. It was set up as a ruse to see how typography affected the reader's perception of believability.

A frequent contributor to the New York Times’s Opinionator blog, Morris encouraged readers to peruse a passage from The Beginning of Infinity, by physicist David Deutsch, on the unlikelihood that Earth will be destroyed by an asteroid. Then, he asked them to take a survey on whether they thought Deutsch’s statement was true, and how confident they felt in that conclusion. “Are You an Optimist or a Pessimist?” the post’s headline read.

The complete article and results via Fast Company.