The goal of the Delphi technique is to lead a targeted group of people to a pre-determined outcome, while giving the illusion of taking public input under the pretext of being accountable to the public. For Delphi to work, it is critical that the targeted group be kept away from knowledgeable people who could lead them away from the Delphier's pre-determined outcome.
Heaven help us all....
I read through all three links. I think you are correct, I recognize a half dozen people in the reading I just completed.