The first page of the published paper ( https://orb.binghamton.edu/nejcs/vol8/iss1/6/ ) also claims that the game was developed by "Josh Wordle", so maybe it just isn't the highest-quality scholarship in the world.
To be fair, that is a 1 letter typo; the developer is in fact "Josh Wardle".
To be fair, that is a 1 letter typo; the developer is in fact "Josh Wardle".