Nearly everyone accepts as gospel two assumptions: compliance with environmental rules is high, and enforcement is responsible for making compliance happen. Both are wrong. In fact, serious violations of environmental regulations are widespread, and by far the most important driver of compliance results is not enforcement but the structure of the rule itself. In Next Generation Compliance, Cynthia Giles shows that well-designed regulations deploying creative strategies to make compliance the default can achieve excellent implementation outcomes. Poorly designed rules that create many opportunities to evade, obfuscate, or ignore will have dismal performance that no amount of enforcement will ever fix