title: Joannes Busaeus
text: # Joannes Busaeus
  
  Joannes Busaeus or Johannes Busius (1547–1611), also known as Jan Buys (Dutch) and Jean Busée (French), was a Catholic theologian from the Habsburg Netherlands who wrote in defence of the introduction of the Gregorian calendar in Germany, and produced the first printed edition of the Liber Pontificalis.
  
  ## Life
  
  Busaeus was born in Nijmegen on 14 April 1547. He entered the Society of Jesus in 1563. He was a student at the University of Mainz in the 1560s, and continued to teach Theology there until his death. He died in Mainz on 30 June 1611.
  
  ## Works
  
  ### As author
  
  * Pro calendario gregoriano disputatio apologetica (Mainz, Gaspar Behem, 1585) – Available on Google Books
  * Rosarii hyperapistes, hoc est, Depulsio levissimarum cavillationum et nugarum, quibus calvinianae theologiae studiosus nescio quis apodixin theologicam ritu precandi rosarium B. Virg. Mariae (Würzburg, Henricus Aquensis, 1588) – Available on Google Books
  * Enchiridion piarum meditationum (Mainz, Balthasar Lipp, 1606) – Available on Google Books
     * Manuel contenant des dévotes méditations (Douai, Jan Bogard, 1612)
     * Den schadt der meditatien, translated by Cornelius Thielmans (Antwerp, Willem Lesteens, 1628)
  * Παναριον, hoc est, Arca medica (Mainz, Johannes Albinus, 1608) – Available on Google Books
  * Viridarium christianarum virtutum (Mainz, Johannes Albinus, 1610) – Available on Google Books
  * De Statibus hominum (Mainz, 1613). Published posthumously. 1614 Lyon edition available on Google Books.
  
  ### As editor
  
  * Anastasius Bibliothecarius (attrib.), Historia de vitis Romanorum Pontificum (Mainz, Johannes Albinus, 1602). The first printed edition of the Liber Pontificalis. Available on Google Books
  * Johannes Trithemius, Opera pia et spiritualia (Mainz, Johannes Albinus, 1604) – Available on Google Books
  * Paralipomena opusculorum (Mainz, Balthasar Lipp, 1605). A compilation containing various works by Peter of Blois and Johannes Trithemius. Available on Google Books
  