The Evolution of the Ius commune

 Roman Law in Bologna

 

Justinian's Corpus iuris civilis: Digest, Codex, Institutes, Novellae (=Authenticae, inserted into Codex)

Codex Florentinus Firenze, Laurenziana, sine numero

Pepo (1075)
Irnerius († ca. 1125)
The Four Doctors of Roman Law: Bulgarus (ca. 1130-1160), Martinus (ca. 1150-1160), Jacobus (ca. 1150-1169), and Hugo (ca. 1144-1166)
Placentinus † ca. 1192, Azo  † ca. 1220

Accursius (Ordinary Gloss on the Corpus iuris civilis)
 

Last Judgment Tympanum --- St Foy, Conques, France 1050-1120

Gratian's Decretum 

Three Recensions

Gratian 1 ca. 1120
Gratian 2 ca. 1135

Gratian 3 ca. 1140
Three Parts 101 Distinctiones (Distinctions)

36 Causae (Cases)

 De consecratione

Roman Law in Gratian

 Causa 29 Causa 3
Gratian, Concordia discordantium canonum = Decretum and his Tractatus de legibus
Want to know more about the history of canon law before Gratian? read Pennington, A Short History of Canon Law

Germanic Law

  

st-foy6.jpg (7574 bytes)

Canon Law

Gregorian Revolution (Investiture Controversy)

Pope Gregory VII (1073-1085)

Libertas ecclesiae (Liberty of the Church)

Church and State

Sources of Canon Law

Conciliar Canons (local and general)
Papal Decretals (letters)
Church Fathers
Custom

Map of the Spread of Law Schools and Universities

Iuris Utriusque  Doctor (J.U.D.)

Influence of the Ius commune on Secular Law:  The Kingdom of Sicily

Kingdom of Sicily in the Twelfth Century

Christ's Crowning Roger II

Mosaic in Santa Maria dell'Ammiraglio (La Martorana) Palermo