" It was a power play, a signal of ubiquity. I am both nowhere and everywhere. You may not think you have something in common with your neighbor, but you do: me. I’m the barely spotted presence, the dark-haired, blond-haired, stocky, slight, seen from the back, glimpsed in half-light thread that will continue to connect you even as you fail to look out for each other. "

― Michelle McNamara , I'll Be Gone in the Dark: One Woman's Obsessive Search for the Golden State Killer