Lon L. Fuller

Official Website

"The only formula that might be called a definition of law offered in these writings is by now thoroughly familiar: law is the enterprise of subjecting human conduct to the governance of rules. Unlike most modern theories of law, this view treats law as an activity and regards a legal system as the product of a sustained purposive effort."

Lon L. Fuller - The Morality of Law
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Lon L. Fuller was an influential legal philosopher and scholar who lived from 1902 to 1978. Professor Fuller's books and articles have been translated into all the major world languages and his works still widely read and studied in law schools all over the world.

This website was established by Professor Fuller's estate to eliminate barriers to access to his works for scholars and individuals interested in important ideas in law and government. All works not in the public domain that are held by Professor Fuller's estate, including those originally published in the Harvard Law Review, are subject to a royalty-free Creative Commons license.

We welcome communication from readers, teachers and scholars of Professor Fuller's work. Please drop us a note from the licensing page to let us know how and why you are using Professor Fuller's work with students or scholarly publications.