Liberty and Law examines a previously underappreciated theme in legal history the idea of permissive natural law. The idea is mentioned only peripherally, if at all, in modern histories of natural law. Yet it engaged the attention of jurists, philosophers, and theologians over a long period and formed an integral part of their teachings. This ensured that natural law was not conceived of as merely a set of commands and prohibitions that restricted human conduct, but also as affirming a realm of human freedom, understood as both freedom from subjection and freedom of choice. Freedom...