I have never seen a physics paper where the author's credentials or titles were listed.
This is a normal figure of speach used in formal writing.
Despite those little nits, this paper does indeed appear to be "cowpie." The author seems to be claiming that electromagnetic potentials are real. He cites the Ahanarov-Bohm effect as evidence, but this is a misunderstanding. Just because the potential is more meaningful in QM does not mean that it is entirely