John Wycliffe (c. 1324-1384)

A Yorkshireman at Oxford

What is known about Wycliffe's birth remains imprecise: historians hesitate between 1324 and 1328, and his exact birthplace — Hipswell, near Richmond, or the hamlet of Wycliffe-on-Tees from which his family took its name — is not established with certainty^[3]. What is certain is that he belonged to the landed gentry of Yorkshire: the Dictionnaire de théologie catholique notes that the Wyclif family, owners of the manor of Wycliffe-on-Tees, remained "obstinately attached to Catholicism, and that until its extinction, at the beginning of the 19th century" — a paradox that underlines how singular the theologian's personal path was within his own lineage^[4].

Wycliffe arrived at Oxford around 1345 and entered Balliol College^[5]. He was ordained priest there in September 1351, took his Bachelor of Arts at Merton College in 1356, then became Master of Balliol around 1358-1361^[6]. In 1361 he resigned this office to accept the living of Fillingham, in Lincolnshire — a benefice he exchanged in 1368 for that of Ludgershall^[7]. Meanwhile, in 1365, Archbishop of Canterbury Simon Islip appointed him warden of Canterbury Hall, a post from which he was dismissed two years later; his appeal to Rome against this decision failed between 1367 and 1371^[8]. He took his Bachelor of Theology in 1369, then his Doctorate in Theology in the autumn of 1372, and began teaching as regent master in theology at Oxford in October of the same year^[9].

Master of Balliol and theorist of dominium

It was in the 1370s, when he was already a recognized theologian, that Wycliffe worked out the theory that structures all his later work: that of dominium, lordship or dominion. In his treatise De Dominio Divino (1373) and then in De Civili Dominio (1377), he argued that only God possesses true and immediate dominium, exercised directly and without intermediary^[10]. All human possession — royal, seigneurial or ecclesiastical — is merely a conditional delegation of this divine lordship, and the condition is grace: in his formula, "Nullus est dominus civilis […] dum est in peccato mortali" — no one is a legitimate civil lord while in a state of mortal sin^[11].

This theory, apparently abstract, had an explosive practical consequence: if legitimate dominium presupposes the state of grace, then a clergy judged corrupt — which, in 14th-century England, was no mere polemical caricature — loses, in Wycliffe's eyes, every right over its temporal possessions. The civil power, represented by the king and the lords, would then be entitled to confiscate the property of a Church judged unworthy of holding it^[12]. It was this thesis, and not yet his Eucharistic doctrine, that earned Wycliffe his first troubles with Rome.

In the service of the Crown: the Bruges embassy (1374)

On 26 July 1374, Wycliffe was appointed a commissioner of the English government for a diplomatic delegation to Bruges, charged with negotiating with the emissaries of Pope Gregory XI over beneficial provisions and papal taxes levied in England^[13]. This mission — in which he held only a secondary rank in the delegation — marks the probable beginning of his relationship with John of Gaunt, Duke of Lancaster, youngest son of King Edward III^[14]. This political protection would prove decisive: in a kingdom where anticlerical and antipapal feeling already ran high — notably because of the fiscal exactions of the Avignon papacy — John of Gaunt saw in Wycliffe's theses a convenient instrument for weakening the temporal power of the English episcopate, then richly endowed^[15].

Also in 1374, Wycliffe received the lucrative living of Lutterworth, in Leicestershire, which he would keep until his death in 1384 — his only stable residential benefice at the end of an ecclesiastical career that had until then been itinerant^[16].

De Civili Dominio: the Church's wealth as a theological scandal

The treatise De Civili Dominio (1376-1377) pushes the theory of dominium to its most radical consequences: in it Wycliffe asserts that the clergy, called to imitate the poor Christ, should own no temporal goods, and that the royal power has the right — indeed the duty — to despoil a Church judged miserly and corrupt^[17]. The context is significant: the England of the last third of the 14th century was going through a deep crisis of confidence towards an ecclesiastical hierarchy perceived as immensely rich, absentee and beholden to an Avignon papacy itself criticized for its lifestyle and its taxation^[18]. On this precise ground — the real existence of clerical abuses — Wycliffe unwittingly joins the denunciation voiced at the same moment, from within the Church itself and in total fidelity to the pope, by a saint such as Catherine of Siena^[19]. The difference, a decisive one, is that Catherine calls for a reform of morals within the communion of the Church, whereas Wycliffe slides towards challenging the institution itself.

The nineteen propositions censured by Gregory XI (1377)

On 19 February 1377, Wycliffe was summoned to appear before the Bishop of London William Courtenay, in St Paul's Cathedral. John of Gaunt and the constable Henry Percy accompanied him with an armed escort; a violent altercation broke out between the bishop and the duke over whether the accused should remain seated or standing during the hearing, and the assembly broke up in tumult, with no verdict rendered — anti-Lancaster riots followed in London in the days after^[20]. On 22 May 1377, Pope Gregory XI dispatched five identical bulls condemning nineteen propositions drawn from De Civili Dominio, addressed to the Archbishop of Canterbury, the Bishop of London, King Edward III, the chancellor of the realm and the University of Oxford^[21] (the Catholic Encyclopedia for its part retains eighteen articles, formulated on the occasion of the Lambeth summons^[22]). The death of Edward III in June 1377 delayed their reception until December; meanwhile, Wycliffe advised the royal council that it was lawful to suspend the financial payments traditionally due to Rome^[23]. A telling sign of the Oxford climate: consulted on these nineteen articles, the masters of the university judged them "true, although they sound ill to the ear" — a sign that Wycliffe's anticlerical thesis, on strictly political and fiscal ground, met with real sympathy among part of the learned English clergy^[24].

The Lambeth trial interrupted by the Queen Mother (1378)

In March 1378, a new summons took place at the episcopal palace of Lambeth. But as the prelates deliberated, the London crowd — hostile to any measure perceived as favourable to the Avignon papacy — invaded the hall, and Sir Lewis Clifford, sent on behalf of the Queen Mother Joan of Kent (Princess of Wales, mother of the young King Richard II), formally forbade the bishops to pronounce a definitive sentence^[25]. Gregory XI died the same year; the Western Schism, which broke out a few months later with the competing elections of Urban VI and Clement VII, lastingly paralysed pontifical authority and left Wycliffe, once again, without formal condemnation^[26]. This succession of procedural failures — St Paul's 1377, Lambeth 1378 — largely explains why Wycliffe could go on teaching and writing for nearly a decade without ever being formally excommunicated in his lifetime.

Scripture, sovereign and sufficient judge of faith

From 1378 onwards, in his treatise De Veritate Sacrae Scripturae, Wycliffe developed a doctrine of scriptural authority that directly prefigures the sola scriptura of the 16th-century Reformers. His formula is unambiguous: "Omnis veritas est ex scriptura, et ut necessarior est expressior" — every truth necessary to salvation is in Scripture, and the more necessary it is, the more clearly it is expressed there^[27]. From it he drew a radical canonical consequence, later condemned at Constance: "Decretales epistolae sunt apocryphae" — the pontifical decretals (the juridical decisions of the Roman magisterium) are apocryphal, that is, devoid of inspired authority^[28]. Scripture thus becomes, in the words of the Trialogus he wrote at the end of his life, the sole criterion: *"where the Bible and the Church do not agree, the Bible must be obeyed"^[29].

This position is not mere pious biblicism: it explicitly denies the normative value of the living Tradition of the Church and of the hierarchical magisterium, a hundred and forty years before Luther placed Scripture alone at the foundation of the German Reformation. It is in this precise sense that historians designate Wycliffe as one of the earliest European formulators of the principle the Catholic Church has always refused: see Answers to Protestantism and the article on Sola Scriptura for the full exposition of the Catholic doctrine of Scripture and Tradition.

Denying transubstantiation: the theory of remanence (1380-1381)

The most resounding breaking point came in 1380, with the treatise De Eucharistia. For the first time since the dogmatic definition of transubstantiation at the Fourth Lateran Council (1215), a leading university theologian openly and publicly challenged it^[30]. Wycliffe taught that the material substance of bread and wine remains after consecration — hence the name given to his doctrine, "remanence" — while Christ becomes present in it only in a "sacramental and spiritual" manner, comparable, in his image, to the presence of a king throughout his whole kingdom, and not by a real conversion of substance^[31]. In the summer of 1381, he drew up twelve propositions summing up this doctrine and set out to defend them publicly across the university^[32].

The academic reaction was immediate. The Chancellor of Oxford William Berton, at the instigation of the archbishopric, convened a commission of twelve doctors which condemned as "pestiferous" the assertions that bread and wine subsist after consecration and that the body of Christ is present in them only "figuratively"^[33]. A remarkable fact noted by the Protestant historian Philip Schaff himself: Berton, though presiding over this tribunal, privately showed a certain sympathy for Wycliffe's philosophical argument — a sign that the controversy went beyond a simple divide between orthodox and heretics and touched on Oxford philosophical debates about the nature of substance and accidents^[34]. John of Gaunt himself, until then Wycliffe's protector on political ground, asked him to drop this controversy: it was over the Eucharist, not over the Church's wealth, that Wycliffe lost the support of his most powerful allies^[35].

On this precise point, the Catholic Church has always taught, and still teaches today, that bread and wine cease to exist as such at the moment of consecration, becoming really, substantially and durably the body and blood of Christ — see The Real Eucharistic Presence for the full exposition of this doctrine and its defence against later Protestant denials, whether Lutheran (consubstantiation), Zwinglian (memorialism) or Wycliffite (remanence).

The invisible Church of the predestined and the rejection of the papacy

In his last writings, Wycliffe redefined the Church itself: in his eyes it was no longer the visible, hierarchical community governed by the pope and the bishops, but the "universitas praedestinatorum" — the totality, known to God alone, of men predestined to salvation^[36]. This invisible ecclesiology, which directly anticipates certain developments of Reformed theology on predestination, logically renders the papacy superfluous, even dangerous. Faced with the spectacle of the Great Schism, in which two and then three rival popes mutually excommunicated one another, Wycliffe came to call each of them a "demon" and to describe the papacy as *"full of poison"^[37]. The articles condemned at Constance preserved the crudest formulation: *"The Roman Church is the synagogue of Satan, and the pope is not the next and immediate vicar of Christ and of his apostles"^[38], and: *"It is not necessary to salvation to believe that the Roman Church is sovereign among the other Churches"^[39].

Rejecting the religious orders and sacramental confession

The logic of dominium and of the invisible Church led Wycliffe to growing hostility towards the visible structures of consecrated life. He went so far as to write that "those who found cloisters sin, and those who enter them are diabolical men", and, more radically still in his last texts, that *"all religious communities, without exception, were introduced by the devil"^[40]. On the sacrament of penance, he taught that interior contrition suffices and renders oral confession to a priest superfluous: "Si homo fuerit debite contritus, omnis confessio exterior est sibi superflua" — if a man is duly contrite, all exterior confession is superfluous to him^[41]. In some urgent cases he even envisaged that a mere layman might consecrate the Eucharist or grant absolution — a position which in fact dissolves the sacramental mediation of the ordained priesthood^[42].

A collective translation more than a solitary one

Tradition credits Wycliffe with the first complete translation of the Bible into English, made from the Latin Vulgate. The historical reality, as established by recent research, is more nuanced: two distinct versions, called "Wycliffite", circulated at the end of the 14th century, and Wycliffe's personal part in their composition remains debated for lack of direct and univocal contemporary testimony^[43]. He is traditionally credited with translating the four Gospels; his collaborator Nicholas of Hereford is thought to have rendered much of the Old Testament, while a revised version, the so-called "Late Version", more fluent and idiomatic, was produced after Wycliffe's death by John Purvey and other collaborators, between 1388 and 1395^[44]. More than two hundred manuscripts of this Bible have survived to this day — a considerable number for a text formally forbidden without episcopal authorization by the Oxford Constitutions of 1408^[45].

Whatever the exact degree of his personal involvement in the translation itself, Wycliffe was unquestionably its theological inspirer and promoter: it was his conviction that Scripture, the sole norm of faith, had to be accessible to every Christian in his own tongue that gave the decisive impulse to this undertaking, more than a century before William Tyndale and Martin Luther did the same for modern English and German.

The "poor priests" and itinerant preaching

Around 1380, Wycliffe organized a network of itinerant preachers, often laymen or minor clerics, whom he himself called the "poor priests" (pore priests): simply dressed, holding no fixed benefice, charged with carrying biblical teaching and criticism of clerical wealth into the English countryside in the vernacular^[46]. Archbishop Courtenay described them, in his mandates, as *"itinerant and unauthorized preachers teaching erroneous, indeed heretical assertions"^[47]. From this movement was born the name, at first pejorative, of Lollards — a term of Middle Dutch origin meaning roughly "mumblers", applied by their orthodox adversaries to Wycliffe's disciples from the end of the 14th century down to the 16th^[48]. Their doctrines, systematized after the master's death, included iconoclasm, challenging the cult of the saints, rejecting monasticism, transubstantiation and, for some, papal authority itself^[49].

The Peasants' Revolt of 1381: a trial of intent?

In 1381 the great Peasants' Revolt broke out, setting south-eastern England ablaze and culminating in the murder of the Archbishop of Canterbury Simon Sudbury, beheaded by the mob at the Tower of London. Some preachers claiming — rightly or wrongly — Wycliffe's teaching, foremost among them the itinerant priest John Ball, retrospectively justified popular violence with an egalitarian rhetoric distantly inspired by the Wycliffite critique of ecclesiastical property^[50]. Wycliffe himself explicitly disapproved of the insurrection and its violence^[51]; but the association, in public opinion and among his ecclesiastical adversaries, between his theses on dominium and the social upheaval of 1381 strongly contributed to hardening the English hierarchy's attitude towards him the following year.

Blackfriars, May 1382: twenty-four propositions condemned

On 17 May 1382, Archbishop Courtenay convened a synod in London, at the Dominican convent of Blackfriars, supported by nine bishops, to rule definitively on Wycliffe's doctrine. At the very moment the assembly was deliberating, an earthquake shook the region on 21 May 1382 — an episode Courtenay publicly interpreted as a favourable sign, symbolically purging the realm of its errors, which earned the synod its nickname of the "Earthquake Council"^[52]. Of twenty-four propositions attributed to Wycliffe, ten were declared formally heretical — notably those concerning the Eucharistic presence — and fourteen were judged erroneous, concerning ecclesial organization^[53]. The four principal errors retained included: denying the corporeal presence of Christ in the sacrament, the uselessness of oral confession, the thesis that the English Church should no longer recognize the pope after the death of Urban VI, and the illegitimacy of the clergy's possession of temporal goods^[54].

On 17 November 1382, Wycliffe appeared before a synod convened at Oxford itself and addressed a memorial in his defence to the English Parliament^[55]. The university, jealous of its independence, had at first resisted applying the London censures; but the intervention of a royal commissioner finally imposed academic silence on Wycliffe. His principal Oxford disciples — Nicholas Hereford, Philip Repyngdon, John Aston — were ordered to retract, which most of them ended up doing under duress^[56]. Wycliffe himself was never formally excommunicated nor stripped of his living at Lutterworth: in 1383, a summons to appear in Rome was addressed to him, but a disabling stroke — probably a first cerebrovascular accident — excused him from the journey^[57].

Retirement at Lutterworth and death on Holy Innocents' Day (1384)

Constrained to silence at Oxford, Wycliffe withdrew definitively to Lutterworth from 1382 onwards. There he pursued, to the very end, an intense literary activity: the Trialogus (c. 1381-1383), a dialogued summa of his mature theology, the Dialogus, the Opus Evangelicum — left unfinished — and the Cruciata, a pamphlet denouncing the crusade led in Flanders by the warrior bishop Henry Despenser, which he judged incompatible with the Gospel^[58]. On 28 December 1384, the feast of the Holy Innocents, Wycliffe was struck by a further stroke of apoplexy during Mass, in his church at Lutterworth; he died three days later, on 31 December 1384, never having been excommunicated nor burned in his lifetime^[59].

A contemporary testimony, that of the Lollard William Thorpe, later reported by Protestant martyrologists, depicts the man in the evening of his life in terms which, beyond their author's confessional sympathy, illuminate the theologian's personal influence:

"He was emaciated in body and well-nigh destitute of strength, and in conduct most innocent. Very many of the chief men of England conferred with him, loved him dearly, wrote down his sayings and followed his manner of life." — William Thorpe, quoted in Philip Schaff, History of the Christian Church, vol. VI, ch. V^[60]

Forty-five anathematized articles (1415)

Thirty years after Wycliffe's death, the great council assembled at Constance to end the Western Schism and judge the Bohemian heresies stemming from his teaching attacked his memory directly. In its eighth session, on 4 May 1415, the council solemnly condemned forty-five articles drawn from his writings, describing them, in the conciliar formula, as "non-Catholic" propositions, several of them "heretical"^[61]. This condemnation was solemnly ratified by the papal bull Inter Cunctas, promulgated by Pope Martin V on 22 February 1418^[62]. The doctors and masters of the University of Oxford, in a separate commission, had moreover listed up to two hundred and sixty further propositions judged "heretical, seditious, erroneous, rash, scandalous or ill-sounding, and almost all contrary to good morals and Catholic truth"^[63].

Among the forty-five articles retained by the council, several directly concern the Eucharist:

"In the sacrament of the altar, the material substance of bread, and likewise the material substance of wine, remain." — Article 1 condemned at Constance, Denzinger-Hünermann, no. 1151^[64]

"In this same sacrament, Christ is not present identically and really by his own corporeal presence." — Article 3 condemned at Constance, Denzinger-Hünermann, no. 1153^[65]

Other articles condemn his theology of ecclesiastical property and his challenge to religious life:

"It is contrary to Holy Scripture for men of the Church to possess property." — Article 10 condemned at Constance, Denzinger-Hünermann, no. 1160^[66]

"All religious communities, without distinction, were introduced by the devil." — Article 45 condemned at Constance, Denzinger-Hünermann, no. 1195^[67]

The Council of Constance explicitly associated, in its acts, Wycliffe's memory with that of his Bohemian disciple Jan Hus, burned alive a few weeks later, on 6 July 1415, for refusing to disavow teaching directly indebted to the Oxford theses^[68].

The exhumation and cremation of the bones (1428)

The sentence of Constance was not limited to doctrinal condemnation: it ordered that Wycliffe's remains be exhumed and "cast far from ecclesiastical burial", in application of the canonical provisions striking notorious heretics even after their death^[69]. The execution of this order dragged on for thirteen years, until the Council of Siena (1423-1424) recalled it and Pope Martin V formally pressed for its enforcement. It was finally the Bishop of Lincoln, Richard Fleming, who had the exhumation carried out in the spring of 1428: Wycliffe's bones were dug up from his former grave at Lutterworth, burned, and their ashes cast into the river Swift, a small local tributary^[70].

The Anglican historian Thomas Fuller, in his Church History of Britain published in 1655, drew from this episode a meditation that has remained famous throughout Reformation historiography:

"They burnt his bones to ashes, and cast them into Swift, a neighbouring brook running hard by. Thus this brook hath conveyed his ashes into Avon, Avon into Severn, Severn into the narrow seas, they into the main ocean. And thus the ashes of Wicliffe are the emblem of his doctrine, which now is dispersed the world over." — Thomas Fuller, The Church History of Britain, London, 1655, p. 425^[71]

"The Morning Star of the Reformation": the Protestant reading

It was the English martyrologist John Foxe, in his Acts and Monuments (1563), who popularized the image making Wycliffe the herald of the Reformation, applying to him an image drawn from the biblical book of Ecclesiasticus, devoted to the high priest Simon, son of Onias: *"as the morning star in the midst of a cloud […], so did he shine in the temple and Church of God"^[72]. From this page was born, throughout later Anglo-Saxon historiography, the traditional epithet of "Morning Star of the Reformation" for Wycliffe as the first link, a hundred and fifty years before Luther, in a chain of doctrinal challenges to Roman authority^[73].

Jan Hus, Bohemian disciple and martyr of Constance

Wycliffe's influence extended far beyond England. His Latin treatises — in particular De Ecclesia — circulated in Prague from the end of the 14th century onwards, favoured by the dynastic ties uniting the courts of England and Bohemia after the marriage of Richard II to Anne of Bohemia in 1382^[74]. The Czech theologian Jan Hus (c. 1372-1415), rector of the University of Prague, took over and summarized in his own writings a substantial part of Wycliffite ecclesiology — to the point that the Council of Constance formally associated, in its judgment, the "errors of Wyclif and Hus" as two faces of a single heresy^[75]. Hus, unlike Wycliffe, did not escape the stake: summoned to Constance under the promise of an imperial safe-conduct, he was burned alive there on 6 July 1415, a few weeks after the condemnation of his English master by that same council, in its Session VIII of 4 May 1415^[76].

From an English forerunner to Luther: continuities and differences

A century and a third later, Martin Luther would encounter Wycliffe's theses directly through Hussite writings and the controversy stirred up by the bull Exsurge Domine of 1520, which accused him of reviving several articles already condemned at Constance^[77]. The doctrinal continuity is real on several cardinal points — the sovereign authority of Scripture, criticism of the papacy and of ecclesiastical property, challenging the priestly mediation of the sacrament of penance — but it is not total: where Wycliffe denies transubstantiation through his theory of remanence, Luther would on the contrary defend, against Zwingli, a real and corporeal presence of Christ in the Eucharist ("consubstantiation"), proof that the history of the Protestant Reformation was never a simple continuous line, but a set of divergent trajectories arising from a common medieval ground of challenging Roman authority.

A partly well-founded criticism: the real state of the 14th-century Church

Honesty obliges us to recognize that Wycliffe was not denouncing imaginary evils. The Avignon papacy (1309-1377), its heavy taxation of the English clergy, the absenteeism of benefice-holders residing far from their pastoral charges, the accumulation of temporal wealth by certain abbeys and bishoprics: these realities, abundantly documented by ecclesiastical historiography itself, rightly fed the indignation of learned clergy as of a Christian people weary of abuses. On this precise ground, the Wycliffite critique joins — without ever merging with — the criticism voiced, in entire doctrinal fidelity to Rome, by authentically Catholic reformers such as St Catherine of Siena, who did not hesitate to write to the pope himself to denounce the corruption of part of the clergy of her time, or later the Council of Trent, which would profoundly reform ecclesiastical discipline without touching the dogmatic deposit.

Why the Church condemned his doctrine

Wycliffe's tragedy, for a Catholic, is therefore not that he saw real abuses — they must be seen. It is that from this observation, through an implacable logical chain, he derived a theology that ruins the sacramental and ecclesial deposit of faith. Three shifts are decisive. First, the theory of dominium conditioned on the state of grace makes the legitimacy of institutions — including sacramental ones — depend on an unverifiable moral judgment passed on their holders, which would open the door to a permanent and arbitrary challenging of all authority. Second, the doctrine of the invisible Church of the predestined dissolves the visible, hierarchical and sacramental mediation which Christ himself instituted in founding his Church on Peter and the apostles; quite consistently, it renders the papacy superfluous and ends by calling it the "synagogue of Satan"^[78] — a judgment whose very violence betrays, more than a theological analysis, an emotional break with the institution. Finally, the theory of Eucharistic remanence deprives the faithful of the most precious gift left by Christ to his Church: his real, substantial and lasting presence under the species of bread and wine, which the Church has always believed since the Fathers and which the Fourth Lateran Council (1215) and then the Council of Trent (1551) solemnly defined against every denial, Wycliffite, Lutheran or Zwinglian — see The Real Eucharistic Presence.

The objection is not that Wycliffe loved Scripture: it must be loved. It is that by isolating it from the living Tradition and the magisterium of the Church which canonized, transmitted and interpreted it for thirteen centuries before him, he delivered it to his own philosophical reason — and that reason, carried by his extreme metaphysical realism, led him to deny even the very possibility of Eucharistic substantial change, an argument the Council of Constance judged grave enough to classify, forty-five times repeated in varied forms, among the most dangerous errors of its time.

What a Catholic retains from his case

The Wycliffe case teaches, even before Luther and a century and a half in advance, a lesson the history of the Church would painfully have to retain: a legitimate criticism of clerical abuses, not contained within filial obedience to the Church and fidelity to the sacramental deposit, almost inevitably degenerates into dogmatic denial. That is exactly what the Council of Trent, two centuries later, would set out to correct by the reverse path — reforming the morals of the clergy without ever touching the substance of faith^[79]. The respect due to Wycliffe's intellectual conscience, as a visibly austere and sincere man according to the testimony of his very adversaries, in no way effaces the objective gravity of the errors the Church had, at Constance, solemnly to set aside.

Wycliffe can only be fully understood when placed within the constellation of the great challengers of Roman authority, of whom he is one of the very first major intellectual representatives.

• On the Bohemian disciple who took up Wycliffe's doctrinal heritage and paid for it with his life: Jan Hus.
• On the German Reformer who would systematize, a century and a half later, several of the Wycliffite theses on Scripture and the papacy: Martin Luther.
• On the Genevan Reformer, heir to the same critique of Roman authority: John Calvin.
• On the Zurich Reformer whose Eucharistic memorialism prolongs, in another form, the Wycliffite denial of the real presence: Huldrych Zwingli.
• On the scriptural principle which Wycliffe was the first to formulate and which the Catholic Church has always refused: Sola Scriptura.
• On the Eucharistic doctrine which Wycliffe was the first great university theologian publicly to challenge: The Real Eucharistic Presence.
• For the whole Catholic refutation of the Protestant principle of which Wycliffe is one of the very first formulators: Answers to Protestantism.