Karl Llewellyn, a legal realist whose views on jurisprudence were influential and sometimes controversial, was also one of the leading teachers of fundamental legal thought. He took seriously the functions of courts, the use of precedent, and the power of rules. In this important and famous book, he laid bare these jurisprudential tools, in support of appellate court thinking at all levels in the legal system. Legal analysis is so clearly picked apart that this work has served as a toolkit for judicial thinking -- and persuasive argument to courts -- since it was first published in 1960. And...