I took drives of my own looking for remote trailheads and then just sat in the car, conjuring the film, shooting the film, staring out at sandstone wastes. Or I drove into box canyons, over hard dry cracked earth, car swimming in heat, and I thought of my apartment, two small rooms, the rent, the bills, the unanswered calls, the wife no longer there, the separated wife, the crackhead janitor, the elderly woman who walked down the stairs backwards, slowly, eternally, four flights, backwards, and I never asked her why.

I talked to Elster about an essay he'd written a few years earlier, called "Renditions." It appeared in a scholarly journal and soon began to stir criticism from the left. This may have been his intention but all I could find in those pages was an implied challenge to figure out what the point was.

The first sentence was, "A government is a criminal enterprise."

The last sentence was, "In future years, of course, men and women, in cubicles, wearing headphones, will be listening to secret tapes of the administration's crimes while others study electronic records on computer screens and still others look at salvaged videotapes of caged men being subjected to severe physical pain and finally others, still others, behind closed doors, ask pointed questions of flesh-and-blood individuals."

What lay between these sentences was a study of the word rendition, with references to Middle English, Old French, Vulgar Latin and other sources and origins. Early on, Elster cited one of the meanings of rendering-a coat of plaster applied to a masonry surface. From this he asked the reader to consider a walled enclosure in an unnamed country and a method of questioning, using what he called enhanced interrogation techniques, that was meant to induce a surrender (one of the meanings of rendition-a