Jen Percy is the author of Demon Camp: A Soldier's Exorcism.

"As is the nature of obsession, you just start gathering materials, hoarding documents and taking notes in a way that’s totally chaotic and overwhelming. You don’t even care yet because you’re so excited by what you’re gathering. If you start trying to make a narrative out of it too soon it will be false or fall apart."

Thanks to TinyLetter and Dear Thief, the new novel by Samantha Harvey, for sponsoring this week's episode.

The New Glenn Beck

He has a staff of 300. His website gets more traffic than Gawker and has 300,000 paying subscribers. He has a clothing line, a string of bestselling books, a movie studio and a radio show syndicated on 400 stations. A profile of Glenn Beck, mogul.

The Longform Guide to Thievery

</a>

The inside story of the Pink Panthers, the greatest bank robber in Texas history and the article that became The Bling Ring—a collection of our all-time favorite picks about thieves.

This Week's Most Popular Articles in the Longform App

The laborers who keep dick pics out of your Facebook feed, the geneticists who could help contain Ebola, and the shame of having poor teeth in a rich world — the most read articles this week in the new Longform App, available free for iPhone and iPad.