Often the subject is nuanced enough that even editors at scientific journals make blunders when changing words that would make a scientist cringe. Probably the

Often the subject is nuanced enough that even editors at scientific journals make blunders when changing words that would make a scientist cringe. Probably the false positive rates of edits from a professional editor does not add enough value to make it worth the effort generally. I imagine if the writer has a very poor command of writing in English, then having an editor would benefit.