I begin by introducing the main issues of the work, and inviting their consideration; as enticement, I offer a sketch of their practical importance, and of the philosophical challenge they present. And I provide a preview of the work's organization and central argument. There is something so obvious that it is easily-and often-overlooked: the enforcing of criminal statutes is the most intrusive and coercive exercise of domestic power by a state. Forcibly preventing people from doing that which they wish to do, forcibly compelling people to do that which they do not wish to do-and wielding...