Hans Kelsen is considered by many to be the foremost legal thinker of the twentieth century. During the last decade of his life he was working on what he called a general theory of norms. Published posthumously in 1979 as Allgemeine Theorie der Normen, the book is here translated for the
first time into English. Kelsen develops his pure theory of law into a general theory of norms, and analyzes the applicability of logic to norms to offer an original...