Taylor Kingston wrote:

This sort of blatant plagiarism is unfortunately not uncommon in
chess. If no legal action can be taken in this case,

I'm no expert on US law, so I can't be certain, but copyright law
usually includes a number of inalienable rights which are not subject
to any time limitation. One of those is the right to be recognized
as the author of the work in question: anyone posing as the author
or suppressing the name of the original author can, in theory, be
prosecuted.

If it can be done in practice may be different question.

--
Anders Thulin ath*algonet.se http://www.algonet.se/~ath