Peter (or Petrus) Thyraeus (1546 – December 3, 1601) was a German

Jesuit The Society of Jesus (; abbreviation: S.J. or SJ), also known as the Jesuit Order or the Jesuits ( ; ), is a religious order (Catholic), religious order of clerics regular of pontifical right for men in the Catholic Church headquartered in Rom ...

theologian. Thyraeus was born in

Neuss Neuss (; written ''Neuß'' until 1968; ; ) is a city in North Rhine-Westphalia, Germany. It is on the west bank of the Rhine opposite Düsseldorf. Neuss is the largest city within the Rhein-Kreis Neuss district. It is primarily known for its ...

, the brother of Herman Thyraeus, also a Jesuit theologian. He joined the Jesuits in 1561, and taught at Jesuit colleges in

Trier Trier ( , ; ), formerly and traditionally known in English as Trèves ( , ) and Triers (see also Names of Trier in different languages, names in other languages), is a city on the banks of the Moselle (river), Moselle in Germany. It lies in a v ...

and

Mainz Mainz (; #Names and etymology, see below) is the capital and largest city of the German state of Rhineland-Palatinate, and with around 223,000 inhabitants, it is List of cities in Germany by population, Germany's 35th-largest city. It lies in ...

from 1574. In 1590, he was appointed professor of theology at the

University of Würzburg The Julius Maximilian University of Würzburg (also referred to as the University of Würzburg, in German ''Julius-Maximilians-Universität Würzburg'') is a public research university in Würzburg, Germany. Founded in 1402, it is one of the ol ...

, where he was well regarded by Prince-Bishop

Julius Echter von Mespelbrunn Julius Echter von Mespelbrunn (18 March 1545 – 9 September 1617) was Prince-Bishop of Würzburg from 1573. He was born in Mespelbrunn Castle, Spessart (Lower Franconia) and died in Würzburg. Life Mespelbrunn was born the second so ...

. He died at

Würzburg Würzburg (; Main-Franconian: ) is, after Nuremberg and Fürth, the Franconia#Towns and cities, third-largest city in Franconia located in the north of Bavaria. Würzburg is the administrative seat of the Regierungsbezirk Lower Franconia. It sp ...

in 1601. He published a number of works on theology, which the ''

Allgemeine Deutsche Biographie (ADB; ) is one of the most important and comprehensive biographical reference works in the German language. It was published by the Historical Commission of the Bavarian Academy of Sciences between 1875 and 1912 in 56 volumes, printed in Lei ...

'' grouped into three classes: writings on visions and apparitions, writings on possession and

exorcism Exorcism () is the religious or spiritual practice of evicting demons, jinns, or other malevolent spiritual entities from a person, or an area, that is believed to be possessed. Depending on the spiritual beliefs of the exorcist, this may be do ...

, and writings on traditional theological subjects such as the

Eucharist The Eucharist ( ; from , ), also called Holy Communion, the Blessed Sacrament or the Lord's Supper, is a Christianity, Christian Rite (Christianity), rite, considered a sacrament in most churches and an Ordinance (Christianity), ordinance in ...

and the role of the

Catholic Church The Catholic Church (), also known as the Roman Catholic Church, is the List of Christian denominations by number of members, largest Christian church, with 1.27 to 1.41 billion baptized Catholics Catholic Church by country, worldwid ...

. His writing on exorcism "has been called the first 'scientific' (i.e. systematic) research on modern exorcism, based in part on the experiences of

Peter Canisius Peter Canisius (; 8 May 1521 – 21 December 1597) was a Dutch Jesuit priest known for his strong support for the Catholic faith during the Protestant Reformation in Germany, Austria, Bohemia, Moravia, Switzerland and the British Isles. The ...

References

{{DEFAULTSORT:Thyraeus, Peter 1546 births 1601 deaths 16th-century German Jesuits 16th-century German Catholic theologians 16th-century German male writers Academic staff of the University of Würzburg People from Neuss