Crossword Genius

Archibald Joseph, whose novels were expertly doctored (6)

Ross

I believe the answer is:

cronin

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'archibald' is the definition.
Both the definition and answer are singular nouns.
Maybe you can see an association between them that I can't see?

I cannot understand how the remainder of the clue works.

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(Other definitions for cronin that I've seen before include "A. J. -, Scottish novelist" , "author" , "writer" .)

I've seen this clue in the Evening Standard.
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