Peter Ceffons (French: Pierre Ceffons, Latin: Petrus de Ceffons Clarevallensis; fl.1340s) was a French Cistercian theologian and scholastic philosopher, who became Abbot of Clairvaux.
[1] He lectured on the Sentences at Paris in the late 1340s, using angle as a metaphor.
[2] He was influenced by Adam Wodeham,[3] Gregory of Rimini and John of Mirecourt.
[4] He wrote a satirical work Epistola Luciferi ad Cleros, an attack on the secular clergy;[5] it is dated to 1352.
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