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Jurisprudence Commons

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Law and Philosophy

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University of Pennsylvania Carey Law School

Legal principles

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Full-Text Articles in Jurisprudence

How Practices Make Principles, And How Principles Make Rules, Mitchell N. Berman Jan 2022

How Practices Make Principles, And How Principles Make Rules, Mitchell N. Berman

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The most fundamental question in general jurisprudence concerns what makes it the case that the law has the content that it does. This article offers a novel answer. According to the theory it christens “principled positivism,” legal practices ground legal principles, and legal principles determine legal rules. This two-level account of the determination of legal content differs from Hart’s celebrated theory in two essential respects: in relaxing Hart’s requirement that fundamental legal notions depend for their existence on judicial consensus; and in assigning weighted contributory legal norms—“principles”—an essential role in the determination of legal rights, duties, powers, and permissions. Drawing …


Alexander's Genius, Mitchell N. Berman Jan 2012

Alexander's Genius, Mitchell N. Berman

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Larry Alexander is one of the most creative, penetrating, and wide-ranging legal theorists working today. This short essay, prepared as a tribute for a special issue of the APA Newsletter on Philosophy and Law, aims to convey a flavor of his work by introducing, and causing some trouble for, just a few of his more heterodox and provocative positions. The principal critical target of the essay is Alexander’s contention (a contention that he has pressed both alone and with Saikrishna Prakash) that extreme partisan gerrymandering does not violate the U.S. Constitution. The most persuasive grounding for the unconstitutionality of (extreme) …