Sorry, but no, I'm not Ken Rockwell :( . Although, I have run across his website at sometime in the past and his work is great. Perhaps I should pretend to be Ken Rockwell, rather than just Ken_in_Rockwall. :D

By the way, through experimentation, I have answered my own question that I posted ...

I've noted more chromatic aberration in the output from Helicon Focus and Lightroom does not seem to be able to remove it from the resulting image. Should chromatic aberration correction be applied in Lightroom before exporting the images to Helicon? I've generally not made any image corrections ...