When I first started writing, I was thinking of it as a book about mass incarceration, and mass incarceration is not a plot. It's not a story. It's not a character. I was at Harvard doing research on this subject, and I felt like I had a lot of information, but I had not yet found my story because I had to realize that I am a novelist. I'm not a sociologist. I'm not a documentarian. I'm not an ethnographer. And I found the story, actually, through eavesdropping...