The  CIEL conferences

- International Centre for Liturgical Studies -

on the 5th of february 2026 in Rome

Professor Rubén Peretó Rivas

Director of the Centre International d’Etudes Liturgiques/International Center for Liturgical Studies (CIEL)

Father Claude Barthe 

Member of the scientific council of CIEL 

Are happy to invite you to participate in the colloquium of the International Center for Liturgical Studies (CIEL) on the theme of “The offertorium in Christian liturgical traditions”, which will take place in Rome on Thursday, febbruary 5 2026. Participants will be welcomed beginning at 9:30 a.m. and the sessions will begin at 10:00 a.m. and end at 6:00 p.m.

This symposium will take place at the Maria Santissima Bambina Institute, located opposite the Holy Office, on the edge of St. Peter's Square (via Paolo VI, 21).

Participation in this meeting is free. Participants must have registered in advance using the link at the bottom of this page.

Course of the day

9:30 a.m.: Welcoming participants

10:00 a.m.: Rubén Peretó Rivas : « Présentation du colloque »

10:20 a.m.: Dom Cassian Folsom (Norcia) : « The typology and history of the Ordo Missae »

11:20 a.m.: Rev. Gabriel Díaz Patri (Londres) : « L'offertoire proléptique dans les différentes traditions liturgiques »

00:20 p.m.: Presentation of books and research projects

1:00 p.m.: Lunch break

2:30 p.m.: Rev. Prof. Lukasz Celinski (Warsaw) « Il trasferimento dei doni nella storia della messa ispanica »

3:30 p.m.: Rev. Prof. Daniel Galadza (Paris) : « Byzantine Rite Perspectives on the Offertorium »

4:30 p.m.: Break

5:00 p.m.: Abbé Claude Barthe (Paris) : « Abolition de l'offertoire et création d'une présentation des dons par la réforme liturgique »

5:50 p.m.: Conclusion

6:00 p.m.: End of the colloquium

Translation

Translation of the conferences will be provided in English, French, Spanish and Italian.

Contribution to the cost of the lunch

We will ask the laity for a participation for the lunch buffet .