For Langdon Cook, a walk in the woods isn't that different from a walk through the produce section of the supermarket. He's a writer, blogger and all-around outdoorsy type, but in outdoorsy Seattle, he's made his name primarily as a forager.
At any given moment, about 15,000 men and women are living in solitary confinement in the federal prison system, housed in tiny cells not much larger than a king-sized bed.
"It is hard to describe in words what such a small space begins to look like, feel like and smell like when someone is required to live virtually their entire life in it," says Craig Haney, a psychologist at the University of California, Santa Cruz.
But Tuesday, Haney, who has studied life inside prisons for three decades, had an opportunity to paint that picture.