In the voice mail he leaves me with directions to his cabin in the woods, Andy Newell gives me the street address—number 380—but tells me to just give him a call when I get close, since it’s not marked. But when I drive through the nearest town, he doesn’t answer, and then, predictably, when I find 376 and 382 a mile down the dirt road, I don’t have cell service. After driving past two surly-looking...