Archibald Campbell was a clergyman of the Scottish Episcopal Church

Scottish Episcopal Church

The Scottish Episcopal Church is a Christian church in Scotland, consisting of seven dioceses. Since the 17th century, it has had an identity distinct from the presbyterian Church of Scotland....

 who served as Bishop of Aberdeen

Bishop of Aberdeen

The Bishop of Aberdeen was the ecclesiastical head of the Diocese of Aberdeen, one of Scotland's 13 medieval bishoprics, whose first recorded bishop is an early 12th century cleric named Nechtan...

. He was the son of Lord Neill Campbell

Lord Neill Campbell

Neill Campbell was a governor of New Jersey, succeeding Gawen Lawrie, from 1686–1687. His brother was the 9th Earl of Argyll, who was executed in 1685 for his participation in the Monmouth rebellion. Campbell himself was exiled from Scotland....

 by his wife Lady Vere Ker; his grandfathers were Archibald Campbell, 1st Marquess of Argyll

Archibald Campbell, 1st Marquess of Argyll

Archibald Campbell, 1st Marquess of Argyll, 8th Earl of Argyll, chief of Clan Campbell, was the de facto head of government in Scotland during most of the conflict known as the Wars of the Three Kingdoms, also known as the British Civil War...

, and William Kerr, 1st Earl of Lothian

William Kerr, 1st Earl of Lothian

William Kerr, 1st Earl of Lothian was a Scottish nobleman.The eldest son of Sir Robert Kerr, later 1st Earl of Ancram, he was born within St James's Palace in London and was educated at Cambridge University and at Paris...

.

He was a student of the church fathers and the author of a book on the Middle State, in defense of prayer for the dead. He lived in England for many years and was an associate of English nonjurors including George Hickes

George Hickes

George Hickes was an English divine and scholar.-Biography:Hickes was born at Newsham, near Thirsk, Yorkshire, in 1642...

, Thomas Brett

Thomas Brett (nonjuror)

Thomas Brett was an English nonjuring clergyman known as an author.-Life:He was the son of Thomas Brett of Spring Grove, Wye, Kent. His father descended from a family settled at Wye; his mother was Letitia, daughter of John Boys of Betshanger, Sandwich, where Brett was born. He was educated at Wye...

, Thomas Deacon

Thomas Deacon

Thomas Deacon was an English non-juror bishop, liturgical scholar and physician.He was born to William and Cecelia Deacon. After his mother married the non-juror bishop Jeremy Collier, the young Deacon was introduced to many of the leading Jacobite and non-juror figures including George Hickes...

, and Roger Laurence

Roger Laurence

Roger Laurence was an English nonjuring priest and controversialist.-Life:The son of Roger Laurence, armorer, he was born 18 March 1670, and admitted on the royal mathematical foundation to Christ's Hospital in April 1679, from the ward of St Botolph, Bishopsgate, on the presentation of Sir John...

. In the usages controversy he was a defender of the usages and wrote two pamphlets. When Brett engineered a reunion with the non-usager nonjurors in the 1730s, Campbell, Laurence, and Deacon stood apart and constituted the extreme usager party.