Wildlife Crimes: Squatters, Poachers, Thieves, and the Hidden History of American Conservation, focuses primarily on the role of conservation in America's national park system from the 19th to the 20th century and on consequences of conservation on the rural populations of the parks. Specifically, it analyzes the connections between laws and social relationships, offering the reader a different interpretation of this highly examined time period. Jacoby divides his analysis into three sections, Forest, Mountain, and Desert, and visits three case studies: Yellowstone, Adirondacks, and Grand Canyon. During the push for conservationism and preservationism, we mostly hear about the heroic acts behind the movement, but we rarely hear about the other side of the story. Jacoby does a good job of presenting the dark side of this historical period and the injustices experienced by the pioneers who have lived in the area for many generations, suddenly being labeled as criminals and poachers. Social transitions are always a messy process, with little attention to minorities, change can and must happen...