A Topic of Moral Theology

When another's faults may be made known

Public crimes; just reasons for revealing secret sins.

Also asked about as…

reporting someone · telling on someone · warning others about a person · whistleblowing (ed.)

In the index as Crime · Detraction · Public or notorious crime · Publication of a crime · Historians · Magistrate · Reputation · Bad newspapers · Defects · Defendant · Denunciation of crimes · Newspapers · Notoriety of law and notoriety of fact · Public · Sins · To Narrate

In the manuals

Summa of Moral Theology (Summa Theologiae Moralis)

Vol. II, Part Second. On the Precep…, Book Seventh. On the Eight…, Question Third. On Lesion …, Article Third. On the Licit Revelation of Another's Crime, nn. 649, 650, 651, 652 & 653 (5 passages — hover a number to read it)

A Manual of Moral Theology for English-Speaking Countries

Vol. I, Bk. VI, Pt. VIII, Chapter II. Detraction, nn. 3 & 4 (2 passages — hover a number to read it)

Manual of Moral Theology (Manuale Theologiae Moralis)

Vol. I, Bk. II, Tr. II, Diss. I, Pt. VIII, Sect. II, Ch. I, Article II. On Causes Excusing Detraction, n. 1070 — I. Calumny is never licit, as is clear both from what has been said about lying and from proposition 44 condemned by Innocent XI: "It is probable that he does not sin mortally who imputes a false crime to someone in orde… Read in context →

Synopsis of Moral and Pastoral Theology

Vol. III, Contracts, and the Obligat…, On the Virtue of Justice (…, Part I — Chapter II: On Injury, or the Violation of Right, nn. 386, 387, 388, 389, 390, 391 & 392 (7 passages — hover a number to read it)

Summa Theologiae Moralis

Vol. II, Special Moral Theology: On…, Treatise: On the Cardinal …, Third Part: Concerning Com…, Section B: On Justice and …, Ch. IV, Question Two: On Detraction, nn. 429, 430, 431 & 432 (32 passages — hover a number to read it)

Compendium of Moral Theology

Vol. I, Tr. VI, On the Eighth Precept of t…, Chapter II. On Detraction, nn. 316, Q. 3 & 316, Q. 5 (2 passages — hover a number to read it)

Palladium Theologicum, Tome V: On the Virtues

Tr. I, Disputation XXXIV: On Detr…, Question III: Whether it is mortal to reveal a hidden crime to one, or two prudent men, who will keep silent about it, nn. 1, 2, 3, 4, 5, 6 & 7 (7 passages — hover a number to read it)

Tr. I, Disputation XXXIV: On Detr…, Question VI: On the various cases in which detraction seems to be excused, nn. 1–18 (18 passages)

Tr. I, Disputation XXXIV: On Detr…, Question VII: Whether it is ever lawful to defame another falsely, or to reveal his hidden crime, nn. 1–20 (20 passages)

Tr. I, Disputation XXXIV: On Detr…, Question VIII: Whether it is lawful to narrate a crime, notorious in one place, in another, where it is not known, nn. 1, 2, 3, 4, 5, 6, 7, 8 & 9 (9 passages — hover a number to read it)

Tr. I, Disputation XXXIV: On Detr…, Question IX: Whether it is lawful to reveal someone's hidden crime to escape torture, nn. 1, 2, 3, 4, 5, 6 & 7 (7 passages — hover a number to read it)

Treated under the broader heading Detraction and Calumny — McHugh–Callan, Moral Theology · Bucceroni, Institutions of Moral Theology · Bucceroni, Cases of Conscience · Gury-Ballerini, Compendium of Moral Theology (8th ed., 1884) · Vermeersch, On Forbidden Books · Prümmer, Manuale Theologiae Moralis · Konings, Theologia Moralis · Marc, Institutiones Morales · Merkelbach, Pastoral Questions · The Roman Catechism · The Casuist · Spirago — these works do not divide the matter as finely as we do here, so their treatment stands one heading up (ed.)