The Augustinian view holds that human salvation depends entirely on God's sovereign, unmerited grace - not on any foreseen merit, cooperation, or free choice originating in the human will. Augustine of Hippo (354-430) argued that humanity, fallen in Adam, is constitutively incapable of turning toward God without prior divine intervention. God freely elects some individuals for salvation and grants them the grace necessary to believe, persevere, and be saved; the rest are passed over in a just condemnation they fully deserve. This position is held by Augustinian Catholics, Reformed and Calvinist Protestants, and various theologians in the Western Christian tradition who regard Augustine as the preeminent interpreter of Pauline soteriology.

Augustinians hold that the fall of Adam was not merely a bad example but a catastrophic ontological event that corrupted human nature itself. Every descendant of Adam inherits both the guilt (reatus) and the disordering (concupiscentia) of the first sin. As a result, the human will, while formally free in the sense of acting without external compulsion, is not free in the morally relevant sense: it is bound to prefer created goods over God and cannot reverse that preference by its own power. Augustine draws heavily on Paul's letter to the Romans - particularly chapters 7 and 9 - to establish that the will apart from grace is captive, not liberated.

Because fallen persons cannot initiate their own conversion, Augustinians hold that grace must precede (prevenire) faith rather than follow it. God does not merely make salvation possible and wait for human cooperation; he acts within the will itself, moving it to desire what it previously could not desire. This grace is efficacious - it actually produces the effect for which it is given - and it does so not by overriding the will but by transforming the will's loves so that it freely and genuinely chooses God. Augustine distinguishes this from mere external persuasion: grace works from within, making the will's act truly the person's own while remaining entirely a gift.

Augustinians maintain that God's choice of whom to save is not grounded in foreknown faith or merit. Augustine argues that if election were based on foreseen faith, faith would ultimately originate in the person rather than in God, which contradicts Paul's insistence that no one may boast (1 Corinthians 1:29-31). God's election is therefore unconditional - rooted in his own free and inscrutable will, not in any quality distinguishing the elect from the non-elect prior to grace. This election is eternal, made before the foundation of the world, and is the ultimate explanation for why some believe and others do not.

Augustine holds that the elect are given not only initial grace to believe but also the gift of final perseverance (donum perseverantiae) - the grace to continue in faith to the end of their lives. This gift is given to a definite number of persons whose salvation is, from God's side, certain. Others may receive genuine grace, believe for a time, and fall away - Augustine acknowledges this - but their falling away reveals, in his account, that they were not among those given the gift of perseverance. This doctrine receives its fullest treatment in his late works De Dono Perseverantiae and De Praedestinatione Sanctorum, written against the Semi-Pelagians of southern Gaul.

Augustinians hold that those not elected - the reprobate - are not treated unjustly. Because all humanity deserves condemnation on account of Adam's sin, God is under no obligation to rescue any. That he rescues some is an act of mercy; that he leaves others in their deserved state is an act of justice. Augustine insists this asymmetry is crucial: mercy and justice are both displayed, but mercy is not owed to anyone. Critics who charge that reprobation is arbitrary or cruel, Augustinians argue, have misunderstood the gravity of sin and the nature of justice.

Augustine's mature doctrine of grace emerged in response to specific controversies rather than as a systematic project from the outset. In his early period, Augustine held views on free will and grace that he would later regard as insufficiently Pauline - positions closer to what he came to oppose.

The decisive turn came with the Pelagian controversy, beginning around 411. Pelagius, a British monk then active in Rome and North Africa, taught that human beings possess the natural capacity to choose good and avoid sin, that grace consists primarily in external aids such as scripture, example, and forgiveness, and that God's election is based on foreseen merit. Augustine recognized this as a fundamental challenge to what he had come to regard as the Pauline gospel. Over the following two decades he produced a sustained body of anti-Pelagian writing - De Spiritu et Littera (412), De Natura et Gratia (415), De Gratia Christi et de Peccato Originali (418), and others - systematically developing his account of original sin, the bondage of the will, and efficacious grace.

The Council of Carthage (418) condemned central Pelagian propositions, and the African bishops secured papal concurrence, though debate about the precise boundaries of orthodoxy continued.

A second controversy arose in the 420s when monks in southern Gaul - figures later called Semi-Pelagians, though that label is anachronistic - accepted Augustine's doctrine of original sin while resisting his account of unconditional predestination. They held that the human will could take an initial step toward God - a initium fidei - without prevenient grace, and that God's election was based on foreknown faith. Augustine's response came in his final years: De Praedestinatione Sanctorum and De Dono Perseverantiae (both c. 428-429), which remain the locus classicus for his mature predestinarian teaching.

Augustine died in 430 as the Vandals besieged Hippo. The Semi-Pelagian controversy continued after his death and was resolved - in a form that Augustinians regard as a vindication of Augustine's core positions - at the Second Council of Orange (529), which condemned the initium fidei doctrine and affirmed the necessity of prevenient grace for every good movement of the will.

The Protestant Reformation produced a significant revival and radicalization of Augustinian predestinarianism. Luther drew heavily on Augustine's De Spiritu et Littera and wrote his own account of the bondage of the will (De Servo Arbitrio, 1525) in explicit continuity with Augustine. Calvin systematized the Augustinian inheritance into the doctrine of double predestination as articulated in the Institutes of the Christian Religion. Within Catholicism, the Augustinian tradition was carried forward by figures such as Cornelius Jansen, whose Augustinus (1640) sparked the Jansenist controversy, and by the Thomistic school's account of gratia efficax.

Augustine of Hippo (354-430) - Bishop of Hippo Regius in North Africa and the originating figure of the tradition. His anti-Pelagian writings established the framework within which subsequent Western Christian soteriology - Catholic and Protestant alike - has largely operated.

Thomas Aquinas (1225-1274) - Developed a Scholastic synthesis in which Augustinian predestination is reconciled with a robust account of secondary causation and human freedom. Aquinas holds that God moves the will infallibly from within without destroying its freedom, because God is the cause of the will's act at a deeper level than the will's own self-movement.

Martin Luther (1483-1546) - In De Servo Arbitrio (1525), written against Erasmus, Luther argues that the human will in matters pertaining to salvation is entirely passive and that salvation from first to last is God's work. He cites Augustine extensively as his authority and regards any concession to the will as a concession to Pelagianism.

John Calvin (1509-1564) - Systematized the Augustinian position into what later came to be called the “five points” associated with Calvinist soteriology. Calvin affirms double predestination explicitly and argues that to deny it is to obscure the sovereignty of God and the gratuity of grace.

Cornelius Jansen (1585-1638) - Catholic Bishop of Ypres whose posthumous Augustinus argued that post-Tridentine Catholic theology had drifted from Augustine's actual teaching on grace and that a rigorous return to Augustine was necessary. Jansenism became a significant movement in French Catholicism, associated with Port-Royal and defended by Blaise Pascal.

Girolamo Seripando (1493-1563) - Augustinian friar and Cardinal who argued for a strongly Augustinian account of grace at the Council of Trent, though the Council's final formulations were deliberately ambiguous enough to accommodate both Augustinian and more synergistic readings.

Jonathan Edwards (1703-1758) - American Calvinist theologian and philosopher who produced sophisticated defenses of Augustinian-Calvinist predestinarianism within an empiricist philosophical framework. His Freedom of the Will (1754) argues that true freedom consists in acting according to one's strongest inclination and that divine sovereignty and human responsibility are therefore compatible.

Augustinians divide over whether reprobation is a positive act of God's will (double predestination, as Calvin teaches) or merely a passing over (preterition) in which God simply withholds the grace he is not obligated to give. Calvin regarded the milder formulation as evasive: if God could give grace and chooses not to, that decision is as much a divine act as the decision to elect. Other Augustinians - including many Catholic Thomists - prefer the asymmetric formulation, holding that election is positively willed while reprobation is the absence of a positive will rather than a contrary one.

Within Reformed Augustinianism, debate exists over the logical order of God's decrees. Infralapsarians hold that God's decree to elect some and pass over others presupposes, in logical order, the decree to permit the fall - so election is conceived as occurring among creatures considered as fallen. Supralapsarians hold that the decree of election is logically prior to the decree permitting the fall - so the fall is, in some sense, ordained as a means to the display of mercy and justice in election and reprobation. Both positions accept unconditional predestination; the dispute concerns its internal logic.

Within Catholic theology, the Augustinian inheritance generated a prolonged controversy between Thomists and Molinists (the De Auxiliis controversy, 1597-1607). Thomists hold that efficacious grace operates through gratia efficax per se - an intrinsic quality that renders the will's act certain without conditioning it on foreknown free choices. Molinists, following Luis de Molina, hold that God's knowledge of what a free creature would do in any given circumstance (scientia media) allows him to place persons in circumstances where he foreknows they will freely believe - making grace efficacious per accidens (in virtue of the circumstances) rather than intrinsically. Thomists regard Molinism as a subtle return to Semi-Pelagianism; Molinists regard Thomism as crypto-Calvinist. Both sides claim Augustine.

Among Protestant Augustinians, significant debate exists over whether Christ's atoning death was intended only for the elect (particular or definite atonement, associated with strict Calvinism) or for all humanity (general atonement, associated with Amyraldism and four-point Calvinism). Those holding particular atonement argue that if Christ died to secure salvation for all, and if salvation depends on God's efficacious will, then either all are saved (which they deny) or the atonement is merely potential rather than actual. Amyraldians hold that the order is: universal atonement, followed by particular election of those to whom faith will be given.

• Augustine of Hippo - Main topic page
• Augustine of Hippo: Pelagianism Viewpoint - The opposing soteriology Augustine argued against
• Augustine of Hippo: Semi-Pelagianism Viewpoint - The modified position that resisted predestinarianism
• Calvinism: Grace and Predestination Viewpoint - The Reformed inheritance of Augustinian soteriology
• Pelagianism Controversy - Historical context
• Second Council of Orange - Conciliar reception of Augustinian doctrine
• Christian Theology: Soteriology Consensus - Overview of points of agreement and ongoing dispute
• Augustine of Hippo Debate - Scholarly disputes about Augustine's teaching

1. Augustine of Hippo, De Praedestinatione Sanctorum, c. 428-429. In Nicene and Post-Nicene Fathers, First Series, Vol. 5, ed. Philip Schaff (Buffalo: Christian Literature Publishing, 1887).
2. Augustine of Hippo, De Dono Perseverantiae, c. 428-429. In Nicene and Post-Nicene Fathers, First Series, Vol. 5.
3. Augustine of Hippo, De Spiritu et Littera, 412. In Nicene and Post-Nicene Fathers, First Series, Vol. 5.
4. Augustine of Hippo, De Natura et Gratia, 415. In Nicene and Post-Nicene Fathers, First Series, Vol. 5.
5. Jaroslav Pelikan, The Christian Tradition: A History of the Development of Doctrine, Vol. 1: The Emergence of the Catholic Tradition (100-600) (Chicago: University of Chicago Press, 1971), 278-331.
6. Peter Brown, Augustine of Hippo: A Biography, rev. ed. (Berkeley: University of California Press, 2000), 340-407.
7. John Calvin, Institutes of the Christian Religion, III.xxi-xxiv, trans. Ford Lewis Battles (Philadelphia: Westminster Press, 1960).
8. Martin Luther, De Servo Arbitrio (1525), in Luther and Erasmus: Free Will and Salvation, ed. E. Gordon Rupp and Philip S. Watson (Philadelphia: Westminster Press, 1969).
9. Boniface Ramsey, O.P., “Augustine and the Semi-Pelagians,” in Augustinian Studies 13 (1982): 131-144.
10. Réginald Garrigou-Lagrange, O.P., Predestination, trans. Dom Bede Rose (St. Louis: Herder, 1939) - a major Thomistic defense of the Augustinian position within Catholicism.
11. Jonathan Edwards, Freedom of the Will (1754), ed. Paul Ramsey, in The Works of Jonathan Edwards, Vol. 1 (New Haven: Yale University Press, 1957).
12. William Otten, “Augustine on Marriage, Monasticism, and the Community of the Church,” in Theological Studies 59 (1998) - for Augustine's integration of grace-doctrine with ecclesiology.
13. Heinrich Denzinger, Enchiridion Symbolorum, 43rd ed., ed. Peter Hünermann (San Francisco: Ignatius Press, 2012), nos. 370-397 (canons of the Second Council of Orange, 529).