other · 308 · Caesarea Maritima
He was arrested in 307 and held for two years before he was killed, and he used them. Eusebius, who was with him, says the Apology was written by the two of them together in prison — five books, to which Eusebius added a sixth after his death. It defends Origen against the charges that were already accumulating and would eventually get him anathematised, and it does so by quoting him at length, which is why what survives of it matters out of proportion to its size: only the first book is extant, in Rufinus' Latin. The collaboration is also where the strongest attachment in this dataset's fourth century begins. Eusebius took his teacher's name and signed himself Eusebius Pamphili afterwards, which is not a common thing to do.
To answer the charges against Origen while the man answering them was himself in prison awaiting execution.
Five books written in custody, a sixth added by the pupil after the teacher was dead, and one book surviving in a Latin translation.