Paschasius Radbertus [SEP] canonization status
Paschasius Radbertus
Saint Paschasius Radbertus (785–865) was a Carolingian theologian and the abbot of Corbie, a monastery in Picardy founded in 657 or 660 by the queen regent Bathilde with a founding community of monks from Luxeuil Abbey. His most well-known and influential work is an exposition on the nature of the Eucharist written around 831, entitled "De Corpore et Sanguine Domini". 
He was canonized in 1073 by Pope Gregory VII. His feast day is April 26. 
His works are edited in "Patrologia Latina
ancient and medieval history, thought, and religion" 38 (1982): 137-163.
- Migne (ed.), "Sancti Paschasii Radberti Abbatis Corbeiensis Opera Omnia", PL vol. 120 (1852).
- Phelan, Owen M. "Horizontal and Vertical Theologies: "Sacraments" in the Works of Paschasius Radbertus and Ratramnus of Corbie" "Harvard Theological Review" 103:3 (2010) 271-289.
- Pohle, Joseph. "St. Paschasius Radbertus", "The Catholic Encyclopedia