I have defended scholarly peer review many times as the imperfect, but best way we have to advance human knowledge. A few relevant posts are here, here, and here.
I still think peer review is the best process we have, but Sabar's account, assuming it is accurate, puts a spotlight on the imperfections.
Background on the book is here, here, and here, with more comments and with many links on the Gospel of Jesus' Wife.
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