Philosophy and the law share an interest in a good many of the same concepts. Some of these are moral and political ideas, such as justice, rights and freedoms, duty, responsibility, guilt and innocence, and punishment. Others are of a more epistemological and logical character - for example, proof, truth, evidence, justification, truthfulness, reasoning, decision-making and argument, judgement, certainty, probability, relevance, and others. Most undergraduate texts in the philosophy of law focus on the moral and political concepts, and have little to say about the epistemological ones. Is...