There are also some buffoons and Hulligans who visited him and wrote about him and his work. But this group is different than the group mentioned above, and they r called the NLP People... The Bandler type...
Of course, neither group is recognized in Academic circles as having any Scientific foundations to what they claim (Hypnosis). And Irocically, those 2 groups don't even recognize each other as having any Scientific Foundations.

Compared to the world of food, those 2 r like Macdonalds and Burger King... All is junk food, No difference between any of them...