A sixth-century pope who extended papal authority and sent Augustine of Canterbury to England to do missionary work. One of only two popes designated "the Great." Feast day: March 12.

A fourth-century bishop and missionary to Armenia, which became the first country to be officially Christian. Feast day: March 23.

A 13th-century bishop who pursued a robust program of reform in the English church. Feast day: Oct. 9.

Garment worn by members of religious communities.

Biography of a saint.

A 19th-century missionary bishop and martyr, who was put to death by Ugandans along with other missionaries. Feast day: Oct. 29.

In 1989, Harris became the first female bishop in the Anglican Communion when she was ordained and consecrated bishop suffragan of Massachusetts. She previously served as executive director of The Episcopal Church Publishing Company. Feast day: Feb. 11.

Capitalization is not required in a headline except for the first word, proper nouns, and the first word after a colon. See also headlinesAvoid acronyms unless very widely recognized, such as UK, UN, US, FBI. (Note that in regular text, U.K., U.N., and U.S. use periods, but not in headlines. USA, FBI, and CIA are...

A 17th-century English priest considered to be one of the chief devotional poets of the Anglican Communion. Feast day: Feb. 27.

The sin of a baptized and professing Christian who denies a doctrine of the faith. Distinct from apostasy and schism.