Jus novum (c. 1140-1563) Jus novissimum (c. 1563-1918) Jus codicis (1918-present) Other Sacraments Sacramentals Sacred places Sacred times Supra-diocesan/eparchal structures Particular churches Juridic persons Philosophy, theology, and fundamental theory of Catholic canon law Clerics Office Juridic and physical persons Associations of the faithful Pars dynamica (trial procedure) Canonization Election of the Roman Pontiff Academic degrees Journals and Professional Societies Faculties of canon law Canonists Institute of consecrated life Society of apostolic life Rufinus was an Italian canon lawyer, described as the most influential canonist at the University of Bologna in the mid 12th century.
[1] He composed a Summa on Gratian's Decretum before 1159,[2] which soon became the most influential commentary in Bologna, surpassing all previous ones in detail and length.
[3] Stephen of Tournai, his pupil, quoted from his Summa several times.
[4]