Chief TWiT 
And now I've got a GPT expert on Emacs. Ingested all the Emacs manuals and Mickey Peterson's excellent Mastering Emacs. This is so much better than searching manuals. I'm blown away.
Paul Holbrook@leo FWIW, I was able to see the Lisp expert, but when I try to access the Emacs expert, I get directed to sign in even though I have ChatGPT Plus.