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Christian Philosophy

Duns Scotus: Scotism, Univocity, and the Formal Distinction

John Duns Scotus (about 1265–1308) was a Scottish Franciscan philosopher and theologian, known as the Subtle Doctor, whose teaching on the univocity of being, the formal distinction, haecceity and the freedom of the will founded the school called Scotism. His central doctrines answer one question: how concepts formed from creatures can be true of an infinite God. Scotus gave two answers that still divide theologians. He held that God's attributes are formally distinct, neither parts in God nor labels in us, and he held that the concept of being means the same thing said of God and of creatures. The Many Beings Framework keeps the first answer and moves it to the frame that receives God's self-disclosure, and it keeps the univocal core the second demands while locating it in logic and reference.

Key takeaways

  • Duns Scotus was a Franciscan master of the High Middle Ages. He taught at Oxford and Paris, died at Cologne in 1308, and was beatified in 1993.
  • Scotism is the school that followed him. For centuries it stood beside Thomism in the universities of Catholic Europe.
  • The formal distinction was right to refuse two bad options. God's wisdom and justice are neither parts in God nor names we invent.
  • Univocity of being needs an index. Frame-Indexed Classical Theism agrees with Scotist univocity that God-talk needs a univocal core and with Thomist analogy that being is said of God analogically, and it places the univocal core in logic and reference.

Who was Duns Scotus?

His name was John Duns, and "Scotus" marks him as a Scot. Duns is the village of his birth, a few miles from the English border. His birth has traditionally been dated to 1265 or 1266, counted back from his ordination as a priest at Northampton on 17 March 1291 at the minimum canonical age of twenty-five, though Stephen Dumont has argued from the ordination records that he was a year or two older. He joined the Franciscans, the Order of Friars Minor, and spent his working life teaching inside the order's schools.

His career ran through the great schools of northern Europe. At Oxford he lectured on Peter Lombard's Sentences, the standard textbook of medieval theology, in 1298–99. Those lectures survive as the Lectura, and by June 1300 he had begun expanding them into the Ordinatio, the work scholars treat as his most important, still under revision when he died.

He began the same course at Paris in October 1302, and in 1303 he was forced to leave France for siding with Pope Boniface VIII in his quarrel with King Philip IV. He returned to Paris the following year, became the Franciscan master of theology there, and was then sent to the order's school at Cologne, where he died on 8 November 1308. The inscription on his tomb there reads: "Scotland brought me forth. England sustained me. France taught me. Cologne holds me."

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His contemporaries called him the Subtle Doctor, and the Stanford Encyclopedia of Philosophy's entry on John Duns Scotus records the title as an honorific his complex and nuanced thought earned him. The Catholic Church declared him Venerable in 1991, and Pope John Paul II beatified him on 20 March 1993, so that he is honored today as Blessed John Duns Scotus.

What is Scotism?

Scotism is the school of philosophy and theology that followed Duns Scotus, carried chiefly by his own Franciscan order and standing for centuries as the rival of Thomism. Universities at Paris, Rome, Coimbra, Salamanca, Alcalá, Padua and Pavia kept chairs of Scotist teaching in the sixteenth and seventeenth centuries, and the school reached its greatest popularity at the start of the seventeenth. It declined in the nineteenth century, and the revival of scholastic philosophy that followed was mainly a revival of Thomism.

A Scotist reads the questions Aquinas asked through Scotus's answers: univocity where Thomists taught analogy, and a plurality of substantial forms where Thomists taught one. By the later Middle Ages, Franciscan theologians were divided between the followers of Scotus and those of William of Ockham.

The school also gave English a word. By the 1520s humanist critics of medieval theology were calling a follower of Scotus a "Duns man," and by the 1570s "dunce" meant a dull-witted student. The insult records the Renaissance quarrel with scholastic method.

What are the main doctrines of Duns Scotus?

Four doctrines carry his name: the univocity of being, infinite being, the formal distinction and haecceity, and each answers how our concepts reach God and the world. Scotus agreed with Aquinas that our knowledge of God begins from creatures and that in this life we cannot know God's essence. His signature doctrines are his answers to what follows from that: if our concepts come from creatures, how do they reach God, and how can one simple God be wise, just and merciful at once, and what makes a creature this one thing?

The first answer is the univocity of being, the thesis that the concept of being, and of perfections such as wisdom and goodness, has exactly the same meaning when said of God and of creatures. His most influential argument turns Aquinas's starting point against him. If our concepts come from creatures, the concepts we apply to God must be "the very same concepts," and a concept that only resembles them is one we do not possess.

A second argument observes that a person can be certain God is a being while doubting whether He is finite or infinite, so the concept of being is distinct from both and contained in both. Scotus insisted that this is a claim about concepts. Finite and infinite are intrinsic modes of being, and God and creatures share no common nature. The debate this doctrine opened has its own article on univocity.

The second is infinite being. For Scotus, infinity does the work that simplicity does for Aquinas; the Stanford entry calls it "the central divine-attribute generator." Infinite being is the simplest concept of God available to us in this life, and the other divine perfections can be drawn out of it.

The third is the formal distinction, the doctrine most closely tied to his name. Scotus recognized several kinds of distinction. A real distinction holds between things that can exist apart, at least by God's power. A conceptual distinction is made by the mind alone, as with two names for one planet. Between them he placed the formal distinction: two items are formally distinct when they are one and the same in reality, each has its own account, and neither account includes the other.

The will and the intellect are one soul, yet the will is free and the intellect is not, and that difference belongs to the soul before any mind considers it. Scotus applied the same distinction to the divine attributes, so that God's wisdom and His justice are really one and formally distinct. It allowed him to hold divine simplicity and the many attributes of Scripture together.

The fourth is haecceity, from the Latin haecceitas, "thisness." Humanity is a common nature found in Socrates and in Plato, and what makes the humanity in Socrates his own is his haecceity. Scotus argued that the principle of individuation must be positive and intrinsic to the thing, against accounts that located it in matter, quantity or existence. The article on haecceity treats the doctrine in full. His account of matter and form runs in the same direction: he held that God could create matter lacking any form and that one substance can have more than one substantial form, positions taken up in the article on hylomorphism.

Volume Four gives a full chapter to divine simplicity and the attributes, where Scotus's formal distinction receives its hearing; see Resolving Immutability & Interaction.

What did Scotus teach about the will and the Immaculate Conception?

Scotus taught that freedom belongs to the will itself, against Aquinas, who found its root in reason. For Aquinas, the will is free in itself but reason is the cause of its freedom, because the intellect can present the good under different conceptions. Scotus held that this falls short. A free will must have, at the very moment it wills one thing, the power to will the opposite, and the will can accept or set aside the intellect's judgment. The Internet Encyclopedia of Philosophy calls the result "a moderate voluntarism," a view that gives the will priority in human action.

The same emphasis appears in his account of the moral law. Some moral truths are self-evident from their terms, and God cannot make them false; Scotus pared these down to the first table of the Ten Commandments, and finally to negatives such as "God is not to be hated." The remaining commandments are contingent and hold because God freely willed them. Scotus is usually associated with theological voluntarism, though some recent scholars dispute the strong reading, and the old Catholic Encyclopedia called the claim that he placed God's essence in His will "unfounded," since for Scotus God is infinite being.

The doctrine for which the Church remembers him most widely is the Immaculate Conception of Mary. In his day the leading theologians of the West were divided on it, and Aquinas had sided with those who denied it. Scotus argued that Mary needed redemption like any human being and received it in advance, preserved from original sin at her conception through the merits of Christ. The argument met strong opposition at Paris. In 1854 Pope Pius IX defined the doctrine for the Roman Catholic Church in Ineffabilis Deus, declaring that Mary, "in view of the merits of Jesus Christ, the Savior of the human race, was preserved free from all stain of original sin."

Where is Scotus strongest, and where does the difficulty lie?

Scotus is strongest where he presses a question the analogist has to answer. His argument from the origin of concepts starts from ground Thomism holds and asks where an analogical concept of God could come from, if the creaturely concept is the only one we form. The question is still pressed against analogy, and the article on Thomism examines its modern form. His test for univocity is also sound. When affirming and denying a word of the same subject yields a contradiction, the word means one thing in both uses, and a theology whose terms cannot pass that test cannot argue.

He is equally strong on the attributes. Faced with a God who is simple and yet is named wise, just and merciful, a theologian can seem to have two options. The attributes are parts in God, which breaks simplicity, or they are labels in us, which empties them of truth. The formal distinction refuses both. God's justice differs from His mercy in a way that is real, and the difference does not divide Him.

The difficulty lies in where each answer places its weight. Univocity makes the concept of being the same in God and in creatures, with infinity and finitude as modes of that one concept. The Stanford entry notes that the doctrine rests in part on a claim Richard Cross states this way: the difference between God and creatures, at least in the pure perfections, "is ultimately one of degree." Scotus's own reply to the charge that he had compromised God's transcendence was that univocity is a logical doctrine and asserts no shared reality.

The reply is fair as far as it goes. The pressure that remains is this: if the content of "being" is identical in God and creature, the difference between Creator and creature is carried by the modes, and a difference of mode within one concept reads as a difference of degree, which is where the classical distinction between Creator and creature presses back.

The formal distinction met a parallel worry. Critics writing after his death warned that if it placed a plurality of formalities in God, it would undo the simplicity it was meant to protect, and scholars still debate whether his later Paris works grew more cautious on the point.

The dispute has a modern chapter. Theologians of Radical Orthodoxy, drawing on John Milbank and Catherine Pickstock, have made Scotus's univocity a turning point in the origins of modernity, and Daniel Horan and Thomas Williams reply that the doctrine is semantic and makes no claim about being itself. Both of Scotus's answers are right about something, and both have been charged with placing that something inside God, where the classical tradition finds trouble.

Volume One derives from two axioms where a word may cross from creature to God and where it may not; download it free.

How does Frame-Indexed Classical Theism read Duns Scotus?

Frame-Indexed Classical Theism reads Scotus as an ally inside the classical camp whose two strongest instincts each needed a frame index, where Thomist analogy treats his univocity as the error Aquinas had already ruled out and Radical Orthodoxy treats it as a turning point toward modernity. Frame-Indexed Classical Theism (FICT) is a research program in analytic theology that resolves classical theological dilemmas by diagnosing them as artifacts of a single formal error. It is the position of the Many Beings Framework.

The framework begins from two axioms: a being's nature is the fusion of its essential qualities, and a conscious being's mode of existence determines its mode of apprehension. So natures that differ in kind apprehend reality in perceptual frames that differ in kind. In the Absolute Metaphysical Frame, God's own mode of knowing, there is one unified reality, known whole and without succession. In the Human Finite Frame, that same reality is received in parts and in sequence, because a finite mind cannot hold the infinite in a single act.

There is one reality and two modes of access to it. We know God truly by reasoning, testimony and revelation, and our words refer to Him; we do not apprehend Him as He apprehends Himself. Paul marks both halves:

"For now we see only a reflection as in a mirror; then we shall see face to face. Now I know in part; then I shall know fully, even as I am fully known." (1 Corinthians 13:12, NIV)

Take the formal distinction first. Scotus refused to make the attributes either parts in God or labels in us, and the refusal was correct. Something is distinct, and the question is where. God is one simple act, and the finite mind receives that act under many distinct concepts, as it receives anything too great to hold whole.

Our concepts of God's wisdom, justice and mercy are formally and irreducibly distinct, each with its own account, and the distinction has a foundation in reality: God's one act, given by Him and received by us. The framework keeps the form of Scotus's move and relocates it from the undivided divine essence to the frame that receives God's self-disclosure. Scripture speaks this way when God proclaims His own name:

"The LORD, the LORD, the compassionate and gracious God, slow to anger, abounding in love and faithfulness, maintaining love to thousands, and forgiving wickedness, rebellion and sin. Yet he does not leave the guilty unpunished; he punishes the children and their children for the sin of the parents to the third and fourth generation." (Exodus 34:6–7, NIV)

One God proclaims one name, and the finite hearer receives it as compassion, patience, faithfulness and justice, each true of Him.

Now take univocity. Scotus saw that God-talk needs something that holds its meaning when a word crosses from creature to God. The framework agrees and specifies what holds. Identity, non-contradiction and arithmetic mean the same thing in both frames, and Scotus's own test for univocity is a test of logic, which crosses unchanged. Reference crosses too, because intellectual knowledge points truly to the one God.

Terms whose content involves time, possibility, agency or value carry the frame they are said from. Being is said of God and of creatures analogically, and the framework declines the univocity of being at its foundation, because God's mode of existence and ours differ in kind and the concept cannot erase that difference. The error the framework names is the Many Beings Fallacy, treating a frame-sensitive term as though it meant the same thing in both frames.

The framework also marks where it has no jurisdiction. Scotus applied the formal distinction to the divine Persons as well, and the life of God with God crosses no boundary between Creator and creature, so the framework receives the Church's confession there as given. Freedom is an agency term and carries its frame, and Volume One takes up what it means in each. The framework takes no position here on haecceity or the Immaculate Conception.

The axioms, the frames and the index are stated together on the framework page.

How Scotus, Aquinas and the framework compare

Each position below answers one question: how a concept formed from creatures can be true of God.

Position Being said of God and creatures The divine attributes What it gets right What it leaves open
Scotist univocity (Duns Scotus) Univocally, with infinite and finite as intrinsic modes Really one and formally distinct in God God-talk needs a univocal core; the attributes are more than names Places the univocal core in being and the distinction in the divine essence
Thomist analogy (Aquinas) Analogically, in related senses Many conceptions of ours answering to one simple God Words for God are neither univocal nor equivocal No stated test for when a word crosses illegitimately
Frame-Indexed Classical Theism Analogically, with logic and reference univocal One act received under formally distinct concepts in the finite frame Keeps Scotus's distinction and his univocal core, and states where each belongs Fails if a dilemma in its catalog does not turn on a frame-sensitive term carried across unindexed

Frequently asked questions

Why is Duns Scotus called the Subtle Doctor?

The title Doctor Subtilis describes the fineness of the distinctions his arguments rest on. His work is encyclopedic in range and minute in detail, and the Internet Encyclopedia of Philosophy notes that William of Ockham praised his judgment for its subtlety. The formal distinction, which sits between a real distinction and one made by the mind alone, is the kind of precision the title names.

Is the word "dunce" named after Duns Scotus?

Yes. In the 1520s humanist critics of medieval theology called a follower of Scotus a "Duns man," a term of reproach for an obstinate or hairsplitting opponent in debate, and by the 1570s "dunce" had come to mean a dull-witted student, according to the Online Etymology Dictionary. His name became a byword for dullness once the Renaissance turned against scholastic method.

What is the difference between Scotism and Thomism?

Scotism follows Scotus and Thomism follows Thomas Aquinas, and the schools part on several questions. Scotists hold that being is said of God and creatures univocally, where Thomists say it is said analogically. On freedom, Scotus placed it in the will itself, while Aquinas found reason at its root. On the soul, Thomists hold one substantial form and Scotus allowed several. Frame-Indexed Classical Theism sides with Thomist analogy on being and keeps Scotus's demand for a univocal core, placing it in logic and reference.

What is the formal distinction?

The formal distinction is Scotus's middle category between a real distinction and a purely conceptual one. Two items are formally distinct when they are one in reality, each has its own account, and neither account includes the other, as with the will and the intellect in one soul. Scotus applied it to God's attributes. Frame-Indexed Classical Theism keeps the Scotist claim that the distinction is founded in reality and the Thomist claim that the plurality lies in our conceptions of one simple God, and it grounds both in the finite frame's reception of God's one act.

Is Duns Scotus a saint?

The Catholic Church honors him as Blessed John Duns Scotus, the title that follows beatification and precedes canonization. He was declared Venerable in 1991, and Pope John Paul II beatified him on 20 March 1993, recognizing the veneration long given to him by the Franciscans and in Cologne and Edinburgh.

Where to go from here

Scotus saw two things the classical tradition needed. When a word crosses from creature to God, something has to hold its meaning, and the attributes of God are more than names we give Him. Both instincts were sound, and each needed its place. The distinction among the attributes belongs to the frame that receives God's one act, the univocal core belongs to logic and reference, and being is said of God and of us analogically.

Volume One sets out the two axioms, the frames and the index, and it is free to download. Volume Four, Resolving Immutability & Interaction, gives the formal distinction its full hearing in the chapter on divine simplicity, and it is available now in every format. The series carries the same index through time, evil, infinity and providence.

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